InChI=1/C16H17N3O4S/c20-7-12-6-17-16(19(12)11-2-3-11)24-8-15(21)18-10-1-4-13-14(5-10)23-9-22-13/h1,4-6,11,20H,2-3,7-9H2,(H,18,21)/f/h18H AC6906836F946917