InChI=1/C21H27BrN2O3/c1-3-10-23-14-17-12-19(26-2)20(13-18(17)22)27-15-21(25)24-11-9-16-7-5-4-6-8-16/h4-8,12-13,23H,3,9-11,14-15H2,1-2H3,(H,24,25)/p+1/fC21H28BrN2O3/h23-24H/q+1 09D9A8020D928E92