InChI=1/C18H22N4/c1-3-22(14-6-4-5-13(2)11-14)15-7-8-16-17(12-15)21-18(20-16)9-10-19/h4-8,11-12H,3,9-10,19H2,1-2H3,(H,20,21)/p+1/fC18H23N4/h19,21H/q+1 C2923FD06EC8CE14