InChI=1/C18H19ClN2O6S/c19-15-3-1-2-4-16(15)27-13-5-7-14(8-6-13)28(24,25)21-18(17(22)20-23)9-11-26-12-10-18/h1-8,21,23H,9-12H2,(H,20,22)/f/h20H 2C9EDAB8A70501D6