InChI=1/C20H20N2O8S/c1-22(2)31(26,27)14-7-5-6-13(10-14)20(25)29-12-18(23)21-19(24)17-11-28-15-8-3-4-9-16(15)30-17/h3-10,17H,11-12H2,1-2H3,(H,21,23,24)/t17-/m0/s1/f/h21H 2FC88B1EAB04BDD7