InChI=1/C14H18BrN5O/c1-9-6-10(20(2)3)4-5-12(9)18-14(21)16-8-13-11(15)7-17-19-13/h4-7H,8H2,1-3H3,(H,17,19)(H2,16,18,21)/f/h16,18-19H 7B69A48E186C402F