InChI=1/C19H17N5O/c1-23-16-7-6-15(12-8-10-20-11-12)22-18(16)24(13-4-5-13)17-14(19(23)25)3-2-9-21-17/h2-3,6-11,13,20H,4-5H2,1H3 7C914550EA37422D