InChI=1/C26H23BrN2O3/c1-2-13-11-15(27)5-10-21(13)28-24(30)14-3-6-16(7-4-14)29-25(31)22-17-8-9-18(20-12-19(17)20)23(22)26(29)32/h3-11,17-20,22-23H,2,12H2,1H3,(H,28,30)/t17-,18+,19-,20+,22-,23-/m0/s1/f/h28H EF0B3C88B12E96EF