InChI=1/C20H20F2N2O5S2/c1-14-2-4-15(5-3-14)10-11-31(27,28)23-12-19(26)29-13-18(25)24-16-6-8-17(9-7-16)30-20(21)22/h2-11,20,23H,12-13H2,1H3,(H,24,25)/b11-10+/f/h24H 4241BA46BD79FB52