InChI=1/C16H22BrN3O2/c17-11-8-9-14(21)13(10-11)15(22)20-16(18)19-12-6-4-2-1-3-5-7-12/h8-10,12,21H,1-7H2,(H3,18,19,20,22)/f/h19H,18H2 E31F71E2AA8FED0F