InChI=1/C16H11N5O2/c17-14(22)11-2-1-3-12-13(11)20-15(19-12)9-4-6-10(7-5-9)16-21-18-8-23-16/h1-8H,(H2,17,22)(H,19,20)/f/h19H,17H2 EC8434C9314A996A