InChI=1/C21H24N6O2/c1-15(28)26(2)19-6-4-17(5-7-19)24-21(29)25-18-9-11-27(12-10-18)20-8-3-16(13-22)14-23-20/h3-8,14,18H,9-12H2,1-2H3,(H2,24,25,29)/f/h24-25H 9E5DF5B2EF2A055F