{{b[1], b[2], b[3], 2*b[3]}, {-b[1], (-b[1] + 3*b[2] - b[3])/2, (-b[1] + 3*b[2] - b[3])/2, b[1] - 2*b[2] + 4*b[3]}, {(b[1] - 3*b[2] + b[3])/2, (b[1] - 3*b[2] + b[3])/2, (-b[1] + b[2] + b[3])/2, (-b[1] + b[2] + 5*b[3])/2}, {-b[2], (b[1] - b[2] - b[3])/2, b[1] - 2*b[2] + 2*b[3], (-b[1] + b[2] + 3*b[3])/2}, {-b[1] + 2*b[2] - 4*b[3], -b[1] + 2*b[2] - 2*b[3], (-b[1] + b[2] + b[3])/2, (-b[1] + b[2] + b[3])/2}, {(b[1] - b[2] - b[3])/2, (b[1] - b[2] - b[3])/2, (-3*b[1] + 7*b[2] - 5*b[3])/2, (-3*b[1] + 3*b[2] - 5*b[3])/2}, {(b[1] - b[2] - 5*b[3])/2, (3*b[1] - 7*b[2] + 5*b[3])/2, (-b[1] + b[2] - b[3])/2, (-b[1] + b[2] - b[3])/2}, {(b[1] - b[2] - 3*b[3])/2, (b[1] - b[2] + b[3])/2, (b[1] - b[2] + b[3])/2, (b[1] - 5*b[2] + b[3])/2}, {-b[3], -2*b[3], (3*b[1] - 3*b[2] + 5*b[3])/2, (-b[1] + 5*b[2] - b[3])/2}}
{{b[1], b[2], b[3], b[3]/2}, {-b[1], (-2*b[1] + 6*b[2] - b[3])/4, (-2*b[1] + 6*b[2] - b[3])/4, b[1] - 2*b[2] + 2*b[3]}, {(2*b[1] - 6*b[2] + b[3])/4, (2*b[1] - 6*b[2] + b[3])/4, (-2*b[1] + 2*b[2] + b[3])/4, (-2*b[1] + 2*b[2] + 5*b[3])/4}, {-b[2], (2*b[1] - 2*b[2] - b[3])/4, b[1] - 2*b[2] + b[3], (-2*b[1] + 2*b[2] + 3*b[3])/4}, {-b[1] + 2*b[2] - 2*b[3], -b[1] + 2*b[2] - b[3], (-2*b[1] + 2*b[2] + b[3])/4, (-2*b[1] + 2*b[2] + b[3])/4}, {(2*b[1] - 2*b[2] - b[3])/4, (2*b[1] - 2*b[2] - b[3])/4, (-6*b[1] + 14*b[2] - 5*b[3])/4, (-6*b[1] + 6*b[2] - 5*b[3])/4}, {(2*b[1] - 2*b[2] - 5*b[3])/4, (6*b[1] - 14*b[2] + 5*b[3])/4, (-2*b[1] + 2*b[2] - b[3])/4, (-2*b[1] + 2*b[2] - b[3])/4}, {(2*b[1] - 2*b[2] - 3*b[3])/4, (2*b[1] - 2*b[2] + b[3])/4, (2*b[1] - 2*b[2] + b[3])/4, (2*b[1] - 10*b[2] + b[3])/4}, {-b[3], -1/2*b[3], (6*b[1] - 6*b[2] + 5*b[3])/4, (-2*b[1] + 10*b[2] - b[3])/4}}