{{b[1], b[2], -1/3*b[1] + (4*b[2])/3, (-2*b[1])/3 + (8*b[2])/3}, {-b[1], -1/3*b[1] + b[2]/3, -1/6*b[1] + (7*b[2])/6, -1/2*b[1] + (7*b[2])/2}, {-b[2], b[1]/3 - b[2]/3, -1/6*b[1] + (13*b[2])/6, -1/6*b[1] + (13*b[2])/6}, {b[1]/6 - (13*b[2])/6, b[1]/6 - (13*b[2])/6, b[2], 2*b[2]}, {b[1]/3 - (4*b[2])/3, (2*b[1])/3 - (8*b[2])/3, b[1]/6 + (11*b[2])/6, b[1]/6 + (11*b[2])/6}, {-1/6*b[1] - (11*b[2])/6, -1/6*b[1] - (11*b[2])/6, b[1]/3 + (2*b[2])/3, b[1] - b[2]}, {-b[2], -2*b[2], -1/3*b[1] - (2*b[2])/3, (2*b[1])/3 - (5*b[2])/3}, {b[1]/6 - (7*b[2])/6, b[1]/2 - (7*b[2])/2, -b[1] + b[2], (-2*b[1])/3 + (5*b[2])/3}}
{{b[1], b[2], -1/3*b[1] + (4*b[2])/3, (-2*b[1])/3 + (8*b[2])/3}, {-b[1], -1/3*b[1] + b[2]/3, -1/6*b[1] + (7*b[2])/6, -1/2*b[1] + (7*b[2])/2}, {-b[2], b[1]/3 - b[2]/3, -1/6*b[1] + (13*b[2])/6, -1/6*b[1] + (13*b[2])/6}, {b[1]/6 - (13*b[2])/6, b[1]/6 - (13*b[2])/6, 2*b[2], b[2]}, {b[1]/3 - (4*b[2])/3, (2*b[1])/3 - (8*b[2])/3, b[1]/6 + (11*b[2])/6, b[1]/6 + (11*b[2])/6}, {-1/6*b[1] - (11*b[2])/6, -1/6*b[1] - (11*b[2])/6, b[1]/3 + (2*b[2])/3, b[1] - b[2]}, {-2*b[2], -b[2], -1/3*b[1] - (2*b[2])/3, (2*b[1])/3 - (5*b[2])/3}, {b[1]/6 - (7*b[2])/6, b[1]/2 - (7*b[2])/2, -b[1] + b[2], (-2*b[1])/3 + (5*b[2])/3}}
{{b[1], b[2], -1/3*b[1] + (4*b[2])/3, (-2*b[1])/3 + (8*b[2])/3}, {-b[1], -1/3*b[1] + b[2]/3, -1/2*b[1] + (7*b[2])/2, -1/6*b[1] + (7*b[2])/6}, {-b[2], b[1]/3 - b[2]/3, -1/6*b[1] + (13*b[2])/6, -1/6*b[1] + (13*b[2])/6}, {b[1]/6 - (13*b[2])/6, b[1]/6 - (13*b[2])/6, b[2], 2*b[2]}, {b[1]/3 - (4*b[2])/3, (2*b[1])/3 - (8*b[2])/3, b[1]/6 + (11*b[2])/6, b[1]/6 + (11*b[2])/6}, {-1/6*b[1] - (11*b[2])/6, -1/6*b[1] - (11*b[2])/6, b[1]/3 + (2*b[2])/3, b[1] - b[2]}, {-b[2], -2*b[2], -1/3*b[1] - (2*b[2])/3, (2*b[1])/3 - (5*b[2])/3}, {b[1]/2 - (7*b[2])/2, b[1]/6 - (7*b[2])/6, -b[1] + b[2], (-2*b[1])/3 + (5*b[2])/3}}
{{b[1], b[2], -1/3*b[1] + (4*b[2])/3, (-2*b[1])/3 + (8*b[2])/3}, {-b[1], -1/3*b[1] + b[2]/3, -1/2*b[1] + (7*b[2])/2, -1/6*b[1] + (7*b[2])/6}, {-b[2], b[1]/3 - b[2]/3, -1/6*b[1] + (13*b[2])/6, -1/6*b[1] + (13*b[2])/6}, {b[1]/6 - (13*b[2])/6, b[1]/6 - (13*b[2])/6, 2*b[2], b[2]}, {b[1]/3 - (4*b[2])/3, (2*b[1])/3 - (8*b[2])/3, b[1]/6 + (11*b[2])/6, b[1]/6 + (11*b[2])/6}, {-1/6*b[1] - (11*b[2])/6, -1/6*b[1] - (11*b[2])/6, b[1]/3 + (2*b[2])/3, b[1] - b[2]}, {-2*b[2], -b[2], -1/3*b[1] - (2*b[2])/3, (2*b[1])/3 - (5*b[2])/3}, {b[1]/2 - (7*b[2])/2, b[1]/6 - (7*b[2])/6, -b[1] + b[2], (-2*b[1])/3 + (5*b[2])/3}}
{{b[1], b[2], b[1]/3 + (2*b[2])/3, (2*b[1])/3 + (4*b[2])/3}, {-b[1], -b[1] + b[2], b[1]/2 + b[2]/2, (3*b[1])/2 + (3*b[2])/2}, {-b[2], b[1] - b[2], b[1]/2 + (3*b[2])/2, b[1]/2 + (3*b[2])/2}, {-1/2*b[1] - (3*b[2])/2, -1/2*b[1] - (3*b[2])/2, (2*b[1])/3 + b[2]/3, (4*b[1])/3 + (2*b[2])/3}, {-1/3*b[1] - (2*b[2])/3, (-2*b[1])/3 - (4*b[2])/3, (5*b[1])/6 + (7*b[2])/6, (5*b[1])/6 + (7*b[2])/6}, {(-5*b[1])/6 - (7*b[2])/6, (-5*b[1])/6 - (7*b[2])/6, b[1]/3 + (2*b[2])/3, b[1]/3 - b[2]/3}, {(-2*b[1])/3 - b[2]/3, (-4*b[1])/3 - (2*b[2])/3, -1/3*b[1] - (2*b[2])/3, (2*b[1])/3 - (5*b[2])/3}, {-1/2*b[1] - b[2]/2, (-3*b[1])/2 - (3*b[2])/2, -1/3*b[1] + b[2]/3, (-2*b[1])/3 + (5*b[2])/3}}
{{b[1], b[2], b[1]/3 + (2*b[2])/3, (2*b[1])/3 + (4*b[2])/3}, {-b[1], -b[1] + b[2], b[1]/2 + b[2]/2, (3*b[1])/2 + (3*b[2])/2}, {-b[2], b[1] - b[2], b[1]/2 + (3*b[2])/2, b[1]/2 + (3*b[2])/2}, {-1/2*b[1] - (3*b[2])/2, -1/2*b[1] - (3*b[2])/2, (4*b[1])/3 + (2*b[2])/3, (2*b[1])/3 + b[2]/3}, {-1/3*b[1] - (2*b[2])/3, (-2*b[1])/3 - (4*b[2])/3, (5*b[1])/6 + (7*b[2])/6, (5*b[1])/6 + (7*b[2])/6}, {(-5*b[1])/6 - (7*b[2])/6, (-5*b[1])/6 - (7*b[2])/6, b[1]/3 + (2*b[2])/3, b[1]/3 - b[2]/3}, {(-4*b[1])/3 - (2*b[2])/3, (-2*b[1])/3 - b[2]/3, -1/3*b[1] - (2*b[2])/3, (2*b[1])/3 - (5*b[2])/3}, {-1/2*b[1] - b[2]/2, (-3*b[1])/2 - (3*b[2])/2, -1/3*b[1] + b[2]/3, (-2*b[1])/3 + (5*b[2])/3}}
{{b[1], b[2], b[1]/3 + (2*b[2])/3, (2*b[1])/3 + (4*b[2])/3}, {-b[1], -b[1] + b[2], (3*b[1])/2 + (3*b[2])/2, b[1]/2 + b[2]/2}, {-b[2], b[1] - b[2], b[1]/2 + (3*b[2])/2, b[1]/2 + (3*b[2])/2}, {-1/2*b[1] - (3*b[2])/2, -1/2*b[1] - (3*b[2])/2, (2*b[1])/3 + b[2]/3, (4*b[1])/3 + (2*b[2])/3}, {-1/3*b[1] - (2*b[2])/3, (-2*b[1])/3 - (4*b[2])/3, (5*b[1])/6 + (7*b[2])/6, (5*b[1])/6 + (7*b[2])/6}, {(-5*b[1])/6 - (7*b[2])/6, (-5*b[1])/6 - (7*b[2])/6, b[1]/3 + (2*b[2])/3, b[1]/3 - b[2]/3}, {(-2*b[1])/3 - b[2]/3, (-4*b[1])/3 - (2*b[2])/3, -1/3*b[1] - (2*b[2])/3, (2*b[1])/3 - (5*b[2])/3}, {(-3*b[1])/2 - (3*b[2])/2, -1/2*b[1] - b[2]/2, -1/3*b[1] + b[2]/3, (-2*b[1])/3 + (5*b[2])/3}}
{{b[1], b[2], b[1]/3 + (2*b[2])/3, (2*b[1])/3 + (4*b[2])/3}, {-b[1], -b[1] + b[2], (3*b[1])/2 + (3*b[2])/2, b[1]/2 + b[2]/2}, {-b[2], b[1] - b[2], b[1]/2 + (3*b[2])/2, b[1]/2 + (3*b[2])/2}, {-1/2*b[1] - (3*b[2])/2, -1/2*b[1] - (3*b[2])/2, (4*b[1])/3 + (2*b[2])/3, (2*b[1])/3 + b[2]/3}, {-1/3*b[1] - (2*b[2])/3, (-2*b[1])/3 - (4*b[2])/3, (5*b[1])/6 + (7*b[2])/6, (5*b[1])/6 + (7*b[2])/6}, {(-5*b[1])/6 - (7*b[2])/6, (-5*b[1])/6 - (7*b[2])/6, b[1]/3 + (2*b[2])/3, b[1]/3 - b[2]/3}, {(-4*b[1])/3 - (2*b[2])/3, (-2*b[1])/3 - b[2]/3, -1/3*b[1] - (2*b[2])/3, (2*b[1])/3 - (5*b[2])/3}, {(-3*b[1])/2 - (3*b[2])/2, -1/2*b[1] - b[2]/2, -1/3*b[1] + b[2]/3, (-2*b[1])/3 + (5*b[2])/3}}
{{b[1], b[2], (-2*b[1])/3 + (8*b[2])/3, -1/3*b[1] + (4*b[2])/3}, {-b[1], -1/3*b[1] + b[2]/3, -1/6*b[1] + (7*b[2])/6, -1/2*b[1] + (7*b[2])/2}, {-b[2], b[1]/3 - b[2]/3, -1/6*b[1] + (13*b[2])/6, -1/6*b[1] + (13*b[2])/6}, {b[1]/6 - (13*b[2])/6, b[1]/6 - (13*b[2])/6, b[2], 2*b[2]}, {(2*b[1])/3 - (8*b[2])/3, b[1]/3 - (4*b[2])/3, b[1]/6 + (11*b[2])/6, b[1]/6 + (11*b[2])/6}, {-1/6*b[1] - (11*b[2])/6, -1/6*b[1] - (11*b[2])/6, b[1]/3 + (2*b[2])/3, b[1] - b[2]}, {-b[2], -2*b[2], -1/3*b[1] - (2*b[2])/3, (2*b[1])/3 - (5*b[2])/3}, {b[1]/6 - (7*b[2])/6, b[1]/2 - (7*b[2])/2, -b[1] + b[2], (-2*b[1])/3 + (5*b[2])/3}}
{{b[1], b[2], (-2*b[1])/3 + (8*b[2])/3, -1/3*b[1] + (4*b[2])/3}, {-b[1], -1/3*b[1] + b[2]/3, -1/6*b[1] + (7*b[2])/6, -1/2*b[1] + (7*b[2])/2}, {-b[2], b[1]/3 - b[2]/3, -1/6*b[1] + (13*b[2])/6, -1/6*b[1] + (13*b[2])/6}, {b[1]/6 - (13*b[2])/6, b[1]/6 - (13*b[2])/6, 2*b[2], b[2]}, {(2*b[1])/3 - (8*b[2])/3, b[1]/3 - (4*b[2])/3, b[1]/6 + (11*b[2])/6, b[1]/6 + (11*b[2])/6}, {-1/6*b[1] - (11*b[2])/6, -1/6*b[1] - (11*b[2])/6, b[1]/3 + (2*b[2])/3, b[1] - b[2]}, {-2*b[2], -b[2], -1/3*b[1] - (2*b[2])/3, (2*b[1])/3 - (5*b[2])/3}, {b[1]/6 - (7*b[2])/6, b[1]/2 - (7*b[2])/2, -b[1] + b[2], (-2*b[1])/3 + (5*b[2])/3}}
{{b[1], b[2], (-2*b[1])/3 + (8*b[2])/3, -1/3*b[1] + (4*b[2])/3}, {-b[1], -1/3*b[1] + b[2]/3, -1/2*b[1] + (7*b[2])/2, -1/6*b[1] + (7*b[2])/6}, {-b[2], b[1]/3 - b[2]/3, -1/6*b[1] + (13*b[2])/6, -1/6*b[1] + (13*b[2])/6}, {b[1]/6 - (13*b[2])/6, b[1]/6 - (13*b[2])/6, b[2], 2*b[2]}, {(2*b[1])/3 - (8*b[2])/3, b[1]/3 - (4*b[2])/3, b[1]/6 + (11*b[2])/6, b[1]/6 + (11*b[2])/6}, {-1/6*b[1] - (11*b[2])/6, -1/6*b[1] - (11*b[2])/6, b[1]/3 + (2*b[2])/3, b[1] - b[2]}, {-b[2], -2*b[2], -1/3*b[1] - (2*b[2])/3, (2*b[1])/3 - (5*b[2])/3}, {b[1]/2 - (7*b[2])/2, b[1]/6 - (7*b[2])/6, -b[1] + b[2], (-2*b[1])/3 + (5*b[2])/3}}
{{b[1], b[2], (-2*b[1])/3 + (8*b[2])/3, -1/3*b[1] + (4*b[2])/3}, {-b[1], -1/3*b[1] + b[2]/3, -1/2*b[1] + (7*b[2])/2, -1/6*b[1] + (7*b[2])/6}, {-b[2], b[1]/3 - b[2]/3, -1/6*b[1] + (13*b[2])/6, -1/6*b[1] + (13*b[2])/6}, {b[1]/6 - (13*b[2])/6, b[1]/6 - (13*b[2])/6, 2*b[2], b[2]}, {(2*b[1])/3 - (8*b[2])/3, b[1]/3 - (4*b[2])/3, b[1]/6 + (11*b[2])/6, b[1]/6 + (11*b[2])/6}, {-1/6*b[1] - (11*b[2])/6, -1/6*b[1] - (11*b[2])/6, b[1]/3 + (2*b[2])/3, b[1] - b[2]}, {-2*b[2], -b[2], -1/3*b[1] - (2*b[2])/3, (2*b[1])/3 - (5*b[2])/3}, {b[1]/2 - (7*b[2])/2, b[1]/6 - (7*b[2])/6, -b[1] + b[2], (-2*b[1])/3 + (5*b[2])/3}}
{{b[1], b[2], (2*b[1])/3 + (4*b[2])/3, b[1]/3 + (2*b[2])/3}, {-b[1], -b[1] + b[2], b[1]/2 + b[2]/2, (3*b[1])/2 + (3*b[2])/2}, {-b[2], b[1] - b[2], b[1]/2 + (3*b[2])/2, b[1]/2 + (3*b[2])/2}, {-1/2*b[1] - (3*b[2])/2, -1/2*b[1] - (3*b[2])/2, (2*b[1])/3 + b[2]/3, (4*b[1])/3 + (2*b[2])/3}, {(-2*b[1])/3 - (4*b[2])/3, -1/3*b[1] - (2*b[2])/3, (5*b[1])/6 + (7*b[2])/6, (5*b[1])/6 + (7*b[2])/6}, {(-5*b[1])/6 - (7*b[2])/6, (-5*b[1])/6 - (7*b[2])/6, b[1]/3 + (2*b[2])/3, b[1]/3 - b[2]/3}, {(-2*b[1])/3 - b[2]/3, (-4*b[1])/3 - (2*b[2])/3, -1/3*b[1] - (2*b[2])/3, (2*b[1])/3 - (5*b[2])/3}, {-1/2*b[1] - b[2]/2, (-3*b[1])/2 - (3*b[2])/2, -1/3*b[1] + b[2]/3, (-2*b[1])/3 + (5*b[2])/3}}
{{b[1], b[2], (2*b[1])/3 + (4*b[2])/3, b[1]/3 + (2*b[2])/3}, {-b[1], -b[1] + b[2], b[1]/2 + b[2]/2, (3*b[1])/2 + (3*b[2])/2}, {-b[2], b[1] - b[2], b[1]/2 + (3*b[2])/2, b[1]/2 + (3*b[2])/2}, {-1/2*b[1] - (3*b[2])/2, -1/2*b[1] - (3*b[2])/2, (4*b[1])/3 + (2*b[2])/3, (2*b[1])/3 + b[2]/3}, {(-2*b[1])/3 - (4*b[2])/3, -1/3*b[1] - (2*b[2])/3, (5*b[1])/6 + (7*b[2])/6, (5*b[1])/6 + (7*b[2])/6}, {(-5*b[1])/6 - (7*b[2])/6, (-5*b[1])/6 - (7*b[2])/6, b[1]/3 + (2*b[2])/3, b[1]/3 - b[2]/3}, {(-4*b[1])/3 - (2*b[2])/3, (-2*b[1])/3 - b[2]/3, -1/3*b[1] - (2*b[2])/3, (2*b[1])/3 - (5*b[2])/3}, {-1/2*b[1] - b[2]/2, (-3*b[1])/2 - (3*b[2])/2, -1/3*b[1] + b[2]/3, (-2*b[1])/3 + (5*b[2])/3}}
{{b[1], b[2], (2*b[1])/3 + (4*b[2])/3, b[1]/3 + (2*b[2])/3}, {-b[1], -b[1] + b[2], (3*b[1])/2 + (3*b[2])/2, b[1]/2 + b[2]/2}, {-b[2], b[1] - b[2], b[1]/2 + (3*b[2])/2, b[1]/2 + (3*b[2])/2}, {-1/2*b[1] - (3*b[2])/2, -1/2*b[1] - (3*b[2])/2, (2*b[1])/3 + b[2]/3, (4*b[1])/3 + (2*b[2])/3}, {(-2*b[1])/3 - (4*b[2])/3, -1/3*b[1] - (2*b[2])/3, (5*b[1])/6 + (7*b[2])/6, (5*b[1])/6 + (7*b[2])/6}, {(-5*b[1])/6 - (7*b[2])/6, (-5*b[1])/6 - (7*b[2])/6, b[1]/3 + (2*b[2])/3, b[1]/3 - b[2]/3}, {(-2*b[1])/3 - b[2]/3, (-4*b[1])/3 - (2*b[2])/3, -1/3*b[1] - (2*b[2])/3, (2*b[1])/3 - (5*b[2])/3}, {(-3*b[1])/2 - (3*b[2])/2, -1/2*b[1] - b[2]/2, -1/3*b[1] + b[2]/3, (-2*b[1])/3 + (5*b[2])/3}}
{{b[1], b[2], (2*b[1])/3 + (4*b[2])/3, b[1]/3 + (2*b[2])/3}, {-b[1], -b[1] + b[2], (3*b[1])/2 + (3*b[2])/2, b[1]/2 + b[2]/2}, {-b[2], b[1] - b[2], b[1]/2 + (3*b[2])/2, b[1]/2 + (3*b[2])/2}, {-1/2*b[1] - (3*b[2])/2, -1/2*b[1] - (3*b[2])/2, (4*b[1])/3 + (2*b[2])/3, (2*b[1])/3 + b[2]/3}, {(-2*b[1])/3 - (4*b[2])/3, -1/3*b[1] - (2*b[2])/3, (5*b[1])/6 + (7*b[2])/6, (5*b[1])/6 + (7*b[2])/6}, {(-5*b[1])/6 - (7*b[2])/6, (-5*b[1])/6 - (7*b[2])/6, b[1]/3 + (2*b[2])/3, b[1]/3 - b[2]/3}, {(-4*b[1])/3 - (2*b[2])/3, (-2*b[1])/3 - b[2]/3, -1/3*b[1] - (2*b[2])/3, (2*b[1])/3 - (5*b[2])/3}, {(-3*b[1])/2 - (3*b[2])/2, -1/2*b[1] - b[2]/2, -1/3*b[1] + b[2]/3, (-2*b[1])/3 + (5*b[2])/3}}
{{b[1], b[2], b[2], 3*b[2]}, {-b[1], -b[1] + 2*b[2], b[1]/2 + (3*b[2])/2, b[1]/2 + (3*b[2])/2}, {-b[2], b[1] - 2*b[2], 2*b[2], 2*b[2]}, {-2*b[2], -2*b[2], b[1]/2 + b[2]/2, b[1]/2 + b[2]/2}, {-b[2], -3*b[2], b[1]/2 + (3*b[2])/2, b[1]/2 + (3*b[2])/2}, {-1/2*b[1] - (3*b[2])/2, -1/2*b[1] - (3*b[2])/2, b[1]/2 + b[2]/2, b[1]/2 - (3*b[2])/2}, {-1/2*b[1] - b[2]/2, -1/2*b[1] - b[2]/2, -1/2*b[1] - b[2]/2, b[1]/2 - (7*b[2])/2}, {-1/2*b[1] - (3*b[2])/2, -1/2*b[1] - (3*b[2])/2, -1/2*b[1] + (3*b[2])/2, -1/2*b[1] + (7*b[2])/2}}
{{b[1], b[2], 3*b[2], b[2]}, {-b[1], -b[1] + 2*b[2], b[1]/2 + (3*b[2])/2, b[1]/2 + (3*b[2])/2}, {-b[2], b[1] - 2*b[2], 2*b[2], 2*b[2]}, {-2*b[2], -2*b[2], b[1]/2 + b[2]/2, b[1]/2 + b[2]/2}, {-3*b[2], -b[2], b[1]/2 + (3*b[2])/2, b[1]/2 + (3*b[2])/2}, {-1/2*b[1] - (3*b[2])/2, -1/2*b[1] - (3*b[2])/2, b[1]/2 + b[2]/2, b[1]/2 - (3*b[2])/2}, {-1/2*b[1] - b[2]/2, -1/2*b[1] - b[2]/2, -1/2*b[1] - b[2]/2, b[1]/2 - (7*b[2])/2}, {-1/2*b[1] - (3*b[2])/2, -1/2*b[1] - (3*b[2])/2, -1/2*b[1] + (3*b[2])/2, -1/2*b[1] + (7*b[2])/2}}
{{b[1], b[2], b[2], b[2]}, {-b[1], -1/2*b[1] + b[2]/2, b[1]/4 + (5*b[2])/4, b[1]/4 + (5*b[2])/4}, {-b[2], b[1]/2 - b[2]/2, b[1]/4 + (5*b[2])/4, b[1]/4 + (5*b[2])/4}, {-1/4*b[1] - (5*b[2])/4, -1/4*b[1] - (5*b[2])/4, b[1]/4 + b[2]/4, (3*b[1])/4 + (3*b[2])/4}, {-b[2], -b[2], b[1]/2 + b[2]/2, b[1]/2 + b[2]/2}, {-1/2*b[1] - b[2]/2, -1/2*b[1] - b[2]/2, b[1]/4 + b[2]/4, (3*b[1])/4 - (5*b[2])/4}, {-1/4*b[1] - b[2]/4, (-3*b[1])/4 - (3*b[2])/4, -1/4*b[1] - b[2]/4, b[1]/4 - (7*b[2])/4}, {-1/4*b[1] - (5*b[2])/4, -1/4*b[1] - (5*b[2])/4, (-3*b[1])/4 + (5*b[2])/4, -1/4*b[1] + (7*b[2])/4}}
{{b[1], b[2], b[2], b[2]}, {-b[1], -1/2*b[1] + b[2]/2, b[1]/4 + (5*b[2])/4, b[1]/4 + (5*b[2])/4}, {-b[2], b[1]/2 - b[2]/2, b[1]/4 + (5*b[2])/4, b[1]/4 + (5*b[2])/4}, {-1/4*b[1] - (5*b[2])/4, -1/4*b[1] - (5*b[2])/4, (3*b[1])/4 + (3*b[2])/4, b[1]/4 + b[2]/4}, {-b[2], -b[2], b[1]/2 + b[2]/2, b[1]/2 + b[2]/2}, {-1/2*b[1] - b[2]/2, -1/2*b[1] - b[2]/2, b[1]/4 + b[2]/4, (3*b[1])/4 - (5*b[2])/4}, {(-3*b[1])/4 - (3*b[2])/4, -1/4*b[1] - b[2]/4, -1/4*b[1] - b[2]/4, b[1]/4 - (7*b[2])/4}, {-1/4*b[1] - (5*b[2])/4, -1/4*b[1] - (5*b[2])/4, (-3*b[1])/4 + (5*b[2])/4, -1/4*b[1] + (7*b[2])/4}}