InChI=1/C16H20BrN5/c1-16(2,3)22-9-12(7-19-22)6-18-8-14-11-21-10-13(17)4-5-15(21)20-14/h4-5,7,9-11,18H,6,8H2,1-3H3/p+1/fC16H21BrN5/h18H/q+1 7F4BEBB1181C7682