InChI=1/C16H17N2O4S2/c1-10-4-7-14(23-10)24(20,21)18-11-5-6-12-13(8-11)22-9-16(2,3)15(19)17-12/h4-8H,9H2,1-3H3,(H,17,19)/q-1/f/h17H 63EDBBFC541CEA86