InChI=1/C16H19N3O4S/c1-19-15(21)12(14(20)18-16(19)24)13-9-7-11(23-3)10(22-2)6-8(9)4-5-17-13/h6-7,13,17,20H,4-5H2,1-3H3,(H,18,24)/t13-/m1/s1/f/h20h,17-18H 3A9CC6AD82B6DE80