InChI=1/C21H29N5O2/c1-13-11-17(28-25-13)16-12-22-20(24-18(16)14-5-6-14)26-9-7-15(8-10-26)23-19(27)21(2,3)4/h11-12,14-15H,5-10H2,1-4H3,(H,23,27)/f/h23H FF3D8E61F8DB6A50