InChI=1/C20H22BrN3O5/c1-5-29-14-8-11(6-12(21)16(14)25)7-13-17(26)15-18(22-13)24(9-10(2)3)20(28)23(4)19(15)27/h6,8,10,25H,5,7,9H2,1-4H3 B749779567FB1705