{{b[1], b[2], (3*b[1])/2 - b[2]/2, (3*b[1])/2 - b[2]/2}, {-b[1], -1/4*b[1] + b[2]/4, 3*b[1] - b[2], b[1]/4 + (3*b[2])/4}, {-b[2], b[1]/4 - b[2]/4, (5*b[1])/4 - b[2]/4, (5*b[1])/2 - b[2]/2}, {(-3*b[1])/2 + b[2]/2, (-3*b[1])/2 + b[2]/2, (5*b[1])/2 - b[2]/2, (3*b[1])/2 + b[2]/2}, {-3*b[1] + b[2], (-5*b[1])/2 + b[2]/2, (3*b[1])/4 + b[2]/4, (3*b[1])/4 + b[2]/4}, {-1/4*b[1] - (3*b[2])/4, (-5*b[1])/4 + b[2]/4, (7*b[1])/4 - (3*b[2])/4, (5*b[1])/4 - b[2]/4}, {(-3*b[1])/4 - b[2]/4, (-3*b[1])/4 - b[2]/4, (-7*b[1])/4 + (3*b[2])/4, (-9*b[1])/4 + (5*b[2])/4}, {(-3*b[1])/2 - b[2]/2, (-7*b[1])/4 + (3*b[2])/4, (7*b[1])/4 - (3*b[2])/4, -1/2*b[1] + b[2]/2}, {(-5*b[1])/2 + b[2]/2, (-5*b[1])/4 + b[2]/4, (9*b[1])/4 - (5*b[2])/4, b[1]/2 - b[2]/2}}