InChI=1/C21H20N6O/c1-27-19(15-7-5-6-14(12-15)13-22)26-17-18(23)24-16(25-20(17)27)8-11-21(28)9-3-2-4-10-21/h5-7,12,28H,2-4,9-10H2,1H3,(H2,23,24,25)/f/h23H2 13A4FF63AD1BB48D