InChI=1/C20H21ClN2O7S/c1-27-14-6-4-13(5-7-14)22-20(24)30-17-11-29-18-16(10-28-19(17)18)23-31(25,26)15-8-2-12(21)3-9-15/h2-9,16-19,23H,10-11H2,1H3,(H,22,24)/t16-,17+,18+,19+/m0/s1/f/h22H 6961B403EB568A0F