InChI=1/C21H27BrN2O3/c1-3-26-12-4-11-23-14-17-13-18(22)7-10-20(17)27-15-21(25)24-19-8-5-16(2)6-9-19/h5-10,13,23H,3-4,11-12,14-15H2,1-2H3,(H,24,25)/p+1/fC21H28BrN2O3/h23-24H/q+1 9F9BD2F620BC2542