InChI=1/C27H22NO5S/c1-31-24-9-6-10-25-26(24)22-16-13-19(28-34(2,29)30)17-23(22)27(33-25)18-11-14-21(15-12-18)32-20-7-4-3-5-8-20/h3-17,27H,1-2H3/q-1/t27-/m1/s1 5A70B490E47A4924