InChI=1/C17H16N4O/c22-15-8-4-7-13-16(15)14(21-17(20-13)18-11-19-21)10-9-12-5-2-1-3-6-12/h1-3,5-6,9-11,14H,4,7-8H2,(H,18,19,20)/b10-9+/t14-/m0/s1/f/h20H 67F4C0D6218E0469