InChI=1/C22H27BrN2O3/c1-3-25(4-2)15-16-28-22(27)18-7-11-20(12-8-18)24-14-13-21(26)17-5-9-19(23)10-6-17/h5-12,24H,3-4,13-16H2,1-2H3/p+1/fC22H28BrN2O3/h25H/q+1 F81AA2104E8B48A1