InChI=1/C20H20F6N2O2/c1-17(2)10-13-15(14(29)11-17)18(19(21,22)23,20(24,25)26)27-16(30)28(13)9-8-12-6-4-3-5-7-12/h3-7H,8-11H2,1-2H3,(H,27,30)/f/h30H B76FAF5999180193