InChI=1/C16H19N3O4S/c1-10(2)9-15(20)17-13-5-7-14(8-6-13)24(21,22)19-16-11(3)12(4)18-23-16/h5-9H,1-4H3,(H2,17,18,19,20)/p-1/fC16H18N3O4S/h17H/q-1 8BEA6DEBE5FCC91E