InChI=1/C26H27BrN2O2/c1-4-31-24-10-6-9-21(25(24)30)23-15-22(18-7-5-8-19(27)14-18)28-26(29-23)20-12-11-16(2)13-17(20)3/h5-14,23,26,29-30H,4,15H2,1-3H3/t23-,26-/m0/s1 DF15B028FF69588D