InChI=1/C20H23ClN2O4S/c1-14-12-23(13-15(2)27-14)20(24)17-8-6-16(7-9-17)11-22-28(25,26)19-5-3-4-18(21)10-19/h3-10,14-15,22H,11-13H2,1-2H3/t14-,15+ 7BC3C0E93EB4164D