InChI=1/C21H22N2O7S/c1-29-16-11-9-15(10-12-16)13-22-19(24)7-4-8-20(25)30-14-23-21(26)17-5-2-3-6-18(17)31(23,27)28/h2-3,5-6,9-12H,4,7-8,13-14H2,1H3,(H,22,24)/f/h22H 16CF505C741CBECE