InChI=1/C18H23N5O2/c1-18(2,3)14-9-13(23(4)22-14)17(25)20-12-7-8-15(19-10-12)21-16(24)11-5-6-11/h7-11H,5-6H2,1-4H3,(H,20,25)(H,19,21,24)/f/h20-21H 1BF494DF796A7C81