InChI=1/C16H14N4O3/c1-23-14-7-3-5-12(10-14)16-17-15(18-19-16)9-11-4-2-6-13(8-11)20(21)22/h2-8,10H,9H2,1H3,(H,17,18,19)/f/h19H 6D75AFD9050DAD21