InChI=1/C18H18N4O/c19-16(23)13-6-3-7-14-15(13)22-17(21-14)18(20)9-8-11-4-1-2-5-12(11)10-18/h1-7H,8-10,20H2,(H2,19,23)(H,21,22)/p+1/t18-/m1/s1/fC18H19N4O/h20-21H,19H2/q+1 AD83F4B6A2AB670E