InChI=1/C18H25N6/c1-5-18(7-11-20-12-8-18)6-2-15(1)21-13-16-22-17(24-23-16)14-3-9-19-10-4-14/h3-4,9-10,15,20-21H,1-2,5-8,11-13H2/q-1/p+2/fC18H27N6/h20-21H/q+1 C3BA557B631EED16