InChI=1/C23H17ClN2O5S/c1-14-8-9-20(18(12-14)23(28)29)25-22(27)16-5-2-6-17(13-16)32(30,31)26-11-10-15-4-3-7-19(24)21(15)26/h2-13H,1H3,(H,25,27)(H,28,29)/p-1/fC23H16ClN2O5S/h25H/q-1 27AFC340C401528D