InChI=1/C17H16N4O/c22-16(15-11-21-10-4-9-18-17(21)20-15)19-14-8-3-6-12-5-1-2-7-13(12)14/h3-4,6,8-11H,1-2,5,7H2,(H,19,22)/f/h19H 6B49DA8EAE4A03C3