InChI=1/C15H18N4/c16-14-12-9-11(8-10-4-2-1-3-5-10)6-7-13(12)18-15(17)19-14/h1-5,11H,6-9H2,(H4,16,17,18,19)/p+1/t11-/m1/s1/fC15H19N4/h18H,16-17H2/q+1 E6FD76D63256C77F