InChI=1/C19H17N5O2/c25-18(13-6-7-13)24-16-9-8-14(11-21-16)22-19(26)23-15-5-1-3-12-4-2-10-20-17(12)15/h1-5,8-11,13H,6-7H2,(H,21,24,25)(H2,22,23,26)/f/h22-24H 7D6881A89398D3BA