InChI=1/C15H11N5O/c16-13-8-5-6-17-7-11(8)20-15(21)12(13)14-18-9-3-1-2-4-10(9)19-14/h1-7H,(H,18,19)(H3,16,20,21)/f/h18,20H,16H2 D1B15411AD760FB6