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