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