InChI=1/C20H19N5O2/c1-12(2)25-19-16(11-22-25)9-15(20(27)24-19)6-7-18(26)23-17-8-14(10-21)5-4-13(17)3/h4-9,11-12H,1-3H3,(H,23,26)(H,24,27)/b7-6+/f/h23-24H FE04EFCFC6EDBCB0