InChI=1/C20H21ClN2O5S/c1-27-17-8-2-14(3-9-17)10-22-18(24)11-28-20(26)13-29-12-19(25)23-16-6-4-15(21)5-7-16/h2-9H,10-13H2,1H3,(H,22,24)(H,23,25)/f/h22-23H 05B75AD0904542D7