{{b[1], b[2], b[2], -1/7*b[1] + (6*b[2])/7}, {-b[1], (-3*b[1])/7 + (4*b[2])/7, b[1]/7 + (8*b[2])/7, b[1]/7 + (8*b[2])/7}, {-b[2], -b[2], (3*b[1])/7 + (3*b[2])/7, (3*b[1])/7 + (3*b[2])/7}, {b[1]/7 - (6*b[2])/7, (3*b[1])/7 - (4*b[2])/7, (2*b[1])/7 + (2*b[2])/7, (4*b[1])/7 + (4*b[2])/7}, {(-2*b[1])/7 - (2*b[2])/7, (-4*b[1])/7 - (4*b[2])/7, (2*b[1])/7 + (2*b[2])/7, (6*b[1])/7 - (8*b[2])/7}, {(-3*b[1])/7 - (3*b[2])/7, (-3*b[1])/7 - (3*b[2])/7, (-2*b[1])/7 - (2*b[2])/7, (2*b[1])/7 - (12*b[2])/7}, {-1/7*b[1] - (8*b[2])/7, -1/7*b[1] - (8*b[2])/7, (-6*b[1])/7 + (8*b[2])/7, (-2*b[1])/7 + (12*b[2])/7}}
{{b[1], b[2], b[2], -1/7*b[1] + (6*b[2])/7}, {-b[1], (-3*b[1])/7 + (4*b[2])/7, b[1]/7 + (8*b[2])/7, b[1]/7 + (8*b[2])/7}, {-b[2], -b[2], (3*b[1])/7 + (3*b[2])/7, (3*b[1])/7 + (3*b[2])/7}, {b[1]/7 - (6*b[2])/7, (3*b[1])/7 - (4*b[2])/7, (4*b[1])/7 + (4*b[2])/7, (2*b[1])/7 + (2*b[2])/7}, {(-4*b[1])/7 - (4*b[2])/7, (-2*b[1])/7 - (2*b[2])/7, (2*b[1])/7 + (2*b[2])/7, (6*b[1])/7 - (8*b[2])/7}, {(-3*b[1])/7 - (3*b[2])/7, (-3*b[1])/7 - (3*b[2])/7, (-2*b[1])/7 - (2*b[2])/7, (2*b[1])/7 - (12*b[2])/7}, {-1/7*b[1] - (8*b[2])/7, -1/7*b[1] - (8*b[2])/7, (-6*b[1])/7 + (8*b[2])/7, (-2*b[1])/7 + (12*b[2])/7}}
{{b[1], b[2], b[2], (2*b[2])/3}, {-b[1], -b[1] + (4*b[2])/3, b[1]/2 + (2*b[2])/3, b[1]/2 + (2*b[2])/3}, {-b[2], -b[2], b[1]/2 + b[2]/3, b[1]/2 + b[2]/3}, {(-2*b[2])/3, b[1] - (4*b[2])/3, (2*b[2])/3, (4*b[2])/3}, {(-2*b[2])/3, (-4*b[2])/3, b[1]/2, b[1]/2 - (2*b[2])/3}, {-1/2*b[1] - b[2]/3, -1/2*b[1] - b[2]/3, -1/2*b[1], b[1]/2 - 2*b[2]}, {-1/2*b[1] - (2*b[2])/3, -1/2*b[1] - (2*b[2])/3, -1/2*b[1] + (2*b[2])/3, -1/2*b[1] + 2*b[2]}}
{{b[1], b[2], b[2], (2*b[2])/3}, {-b[1], -b[1] + (4*b[2])/3, b[1]/2 + (2*b[2])/3, b[1]/2 + (2*b[2])/3}, {-b[2], -b[2], b[1]/2 + b[2]/3, b[1]/2 + b[2]/3}, {(-2*b[2])/3, b[1] - (4*b[2])/3, (4*b[2])/3, (2*b[2])/3}, {(-4*b[2])/3, (-2*b[2])/3, b[1]/2, b[1]/2 - (2*b[2])/3}, {-1/2*b[1] - b[2]/3, -1/2*b[1] - b[2]/3, -1/2*b[1], b[1]/2 - 2*b[2]}, {-1/2*b[1] - (2*b[2])/3, -1/2*b[1] - (2*b[2])/3, -1/2*b[1] + (2*b[2])/3, -1/2*b[1] + 2*b[2]}}