InChI=1/C23H28N2O7S/c1-31-15-16-32-23(28)25-13-11-19(12-14-25)21(22(26)27)24-33(29,30)20-9-7-18(8-10-20)17-5-3-2-4-6-17/h2-10,19,21,24H,11-16H2,1H3,(H,26,27)/p-1/t21-/m0/s1/fC23H27N2O7S/q-1 1A7E43AA291239AA