InChI=1/C27H23BrN2O4/c28-19-4-1-3-16(10-19)11-24-26(33)20-7-8-23(31)21(27(20)34-24)15-29-12-17-9-18(14-29)22-5-2-6-25(32)30(22)13-17/h1-8,10-11,17-18,31H,9,12-15H2/p+1/b24-11-/t17-,18+/m1/s1/fC27H24BrN2O4/h29H/q+1 7B1FE2EBD5AD10C5