InChI=1/C15H16BrN3O/c1-9-7-10(16)3-6-13(9)19-14-8-11(17)4-5-12(14)15(20)18-2/h3-8,19H,17H2,1-2H3,(H,18,20)/f/h18H 94D5EB568B44D485