{{b[1], b[2], 2*b[2], b[3]}, {-b[1], (7*b[2] + b[3])/3, (b[2] + b[3])/3, (b[2] + b[3])/3}, {-b[2], -2*b[2], (3*b[1] + b[2] + b[3])/6, (3*b[1] + 11*b[2] + 5*b[3])/6}, {(-7*b[2] - b[3])/3, (-3*b[1] - b[2] - b[3])/6, (4*b[2] + b[3])/3, (-b[1] - b[2] + b[3])/2}, {(-b[2] - b[3])/3, (-b[2] - b[3])/3, (-3*b[1] - b[2] + 2*b[3])/3, (10*b[2] + b[3])/3}, {-b[3], (3*b[1] + b[2] - 2*b[3])/3, (4*b[2] + b[3])/3, (4*b[2] + b[3])/3}, {(-4*b[2] - b[3])/3, (-10*b[2] - b[3])/3, (-3*b[1] + b[2] + b[3])/6, (-3*b[1] + b[2] + b[3])/6}, {(b[1] + b[2] - b[3])/2, (-4*b[2] - b[3])/3, (-4*b[2] - b[3])/3, (b[1] + 5*b[2] - b[3])/2}, {(-3*b[1] - 11*b[2] - 5*b[3])/6, (3*b[1] - b[2] - b[3])/6, (3*b[1] - b[2] - b[3])/6, (-b[1] - 5*b[2] + b[3])/2}}
{{b[1], b[2], b[2]/2, b[3]}, {-b[1], (7*b[2] + 2*b[3])/6, (b[2] + 2*b[3])/6, (b[2] + 2*b[3])/6}, {-b[2], -1/2*b[2], (6*b[1] + b[2] + 2*b[3])/12, (6*b[1] + 11*b[2] + 10*b[3])/12}, {(-7*b[2] - 2*b[3])/6, (-6*b[1] - b[2] - 2*b[3])/12, (2*b[2] + b[3])/3, (-2*b[1] - b[2] + 2*b[3])/4}, {(-b[2] - 2*b[3])/6, (-b[2] - 2*b[3])/6, (-6*b[1] - b[2] + 4*b[3])/6, (5*b[2] + b[3])/3}, {-b[3], (6*b[1] + b[2] - 4*b[3])/6, (2*b[2] + b[3])/3, (2*b[2] + b[3])/3}, {(-2*b[2] - b[3])/3, (-5*b[2] - b[3])/3, (-6*b[1] + b[2] + 2*b[3])/12, (-6*b[1] + b[2] + 2*b[3])/12}, {(2*b[1] + b[2] - 2*b[3])/4, (-2*b[2] - b[3])/3, (-2*b[2] - b[3])/3, (2*b[1] + 5*b[2] - 2*b[3])/4}, {(-6*b[1] - 11*b[2] - 10*b[3])/12, (6*b[1] - b[2] - 2*b[3])/12, (6*b[1] - b[2] - 2*b[3])/12, (-2*b[1] - 5*b[2] + 2*b[3])/4}}