InChI=1/C21H27BrN2O2/c1-5-26-20-12-8-18(9-13-20)14(2)23-16(4)21(25)24-15(3)17-6-10-19(22)11-7-17/h6-16,23H,5H2,1-4H3,(H,24,25)/t14-,15+,16+/m1/s1/f/h24H A018B16924A9DA5D