InChI=1/C20H24Br2FNO4/c1-11(2)19-17(21)18(22)20(12-3-5-13(23)6-4-12)24(19)8-7-14(25)9-15(26)10-16(27)28/h3-6,11,14-15,25-26H,7-10H2,1-2H3,(H,27,28)/p-1/t14-,15+/m0/s1/fC20H23Br2FNO4/q-1 363A8F9837D6FF3B