InChI=1/C15H16N2O4S2/c1-8-6-9(14(19)20)13(22-8)16-12(18)7-17-10-4-2-3-5-11(10)23-15(17)21/h6H,2-5,7H2,1H3,(H,16,18)(H,19,20)/p-1/fC15H15N2O4S2/h16H/q-1 A70E7772D80E3BC7