InChI=1/C26H29BrN2O3/c1-4-31-24-15-20(16-28-19(3)21-8-6-5-7-9-21)14-23(27)26(24)32-17-25(30)29-22-12-10-18(2)11-13-22/h5-15,19,28H,4,16-17H2,1-3H3,(H,29,30)/t19-/m0/s1/f/h29H 0A9372B91F1DCA4B