InChI=1/C18H19N5O2/c24-17(20-13-5-9-19-10-6-13)22-11-7-14(8-12-22)23-16-4-2-1-3-15(16)21-18(23)25/h1-6,9-10,14H,7-8,11-12H2,(H,21,25)(H,19,20,24)/f/h20-21H 8AE4FAC8C02E9D32