InChI=1/C15H19BrN4/c1-10(3-4-12-5-7-13(16)8-6-12)18-14-9-11(2)19-15(17)20-14/h5-10H,3-4H2,1-2H3,(H3,17,18,19,20)/t10-/m1/s1/f/h18H,17H2 17709A6B800F8370