InChI=1/C20H20N6O/c1-13-8-9-14(27)10-16(13)22-18-11-19(25(2)3)24-20(23-18)26-12-21-15-6-4-5-7-17(15)26/h4-12,27H,1-3H3,(H,22,23,24)/f/h22H 5D47FEC48E8874F9