InChI=1/C18H17N5O/c1-12-6-2-3-8-14(12)15-10-16(23-18(19)22-15)17(24)21-11-13-7-4-5-9-20-13/h2-10H,11H2,1H3,(H,21,24)(H2,19,22,23)/f/h21H,19H2 D2C44035F4C67116