InChI=1/C24H25BrN2O4/c1-4-15-31-19-11-7-16(8-12-19)21-20(22(28)17-5-9-18(25)10-6-17)23(29)24(30)27(21)14-13-26(2)3/h4-12,21,29H,1,13-15H2,2-3H3/t21-/m1/s1/f/h29h,26H 0AE8E69459767A2E