InChI=1/C16H19N2O4S2/c1-16(2,3)12-4-8-15(9-5-12)24(21,22)18-13-6-10-14(11-7-13)23(17,19)20/h4-11H,1-3H3,(H2,17,19,20)/q-1/f/h17H2 0751C39BE73A77D1