InChI=1/C20H26N2O8S/c1-5-6-11-28-13-7-9-14(10-8-13)31(25,26)22-12-15-17(30-20(2,3)29-15)18(27-4)16(22)19(23)21-24/h7-10,15-18,24H,11-12H2,1-4H3,(H,21,23)/t15-,16-,17-,18-/m1/s1/f/h21H 653F6348486EC7DA