InChI=1/C15H13ClN2O5S/c1-8-5-12(13(22-2)7-10(8)16)18-24(20,21)9-3-4-11-14(6-9)23-15(19)17-11/h3-7,18H,1-2H3,(H,17,19)/f/h17H B5E10FE254324BA5