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