InChI=1/C17H13ClN2O5S/c18-10-1-4-12(5-2-10)26(24,25)8-7-15(21)19-11-3-6-13-14(9-11)17(23)20-16(13)22/h1-6,9H,7-8H2,(H,19,21)(H,20,22,23)/f/h19-20H 13180B268E34FB5C