InChI=1/C15H14BrN3O/c16-11-3-1-9(2-4-11)8-18-14-7-13-10(5-12(14)17)6-15(20)19-13/h1-5,7,18H,6,8,17H2,(H,19,20)/f/h19H 8D787D8BDEAA80AC