InChI=1/C18H22N4O2/c19-9-5-1-2-6-10-20-16-15(17(23)22-18(16)24)14-11-12-7-3-4-8-13(12)21-14/h3-4,7-8,11,21H,1-2,5-6,9-10,19H2,(H2,20,22,23,24)/p+1/fC18H23N4O2/h19-20,22H/q+1 0CBBFC9A38CB6A04