InChI=1/C20H25BrN2O2S/c1-6-16(17-7-8-18(21)26-17)22-23-20(25)15-10-13(11(2)3)9-14(12(4)5)19(15)24/h7-12,24H,6H2,1-5H3,(H,23,25)/b22-16+/f/h23H 3BC34F61F82E356E