InChI=1/C18H18N6O/c25-17-18(23-14-4-2-1-3-13(14)22-17)6-9-24(10-7-18)16-12-5-8-19-15(12)20-11-21-16/h1-5,8,11,23H,6-7,9-10H2,(H,22,25)(H,19,20,21)/f/h19,22H EFA0E31B70BDFD41