InChI=1/C18H21N7/c1-4-13-8-15(20-6-5-14-9-19-10-21-14)25-18(23-13)16-11(2)7-12(3)22-17(16)24-25/h7-10,20H,4-6H2,1-3H3,(H,19,21)/p+1/fC18H22N7/h19,21H/q+1 A05ED4786C976F6D