InChI=1/C16H14N4O2/c17-14-12-8-11(6-7-13(12)19-16(18)20-14)15(21)22-9-10-4-2-1-3-5-10/h1-8H,9H2,(H4,17,18,19,20)/f/h17-18H2 CD35830B53B4D9A5