InChI=1/C20H24N6O2/c1-12-6-7-15(10-13(12)2)21-8-5-9-25-14(3)11-26-16-17(22-19(25)26)24(4)20(28)23-18(16)27/h6-7,10-11,21H,5,8-9H2,1-4H3,(H,23,27,28)/f/h23H 9E8B306C88EDEC2A