InChI=1/C17H17ClN2O4S/c1-17(2)10-24-15-7-6-12(9-14(15)19-16(17)21)20-25(22,23)13-5-3-4-11(18)8-13/h3-9,20H,10H2,1-2H3,(H,19,21)/f/h19H 15312D923083BF98