InChI=1/C16H13N5O2/c1-23-11-8-6-10(7-9-11)14-15(22)20-13-5-3-2-4-12(13)18-16(17)21(20)19-14/h2-9H,1H3,(H2,17,18)/f/h17H2 5142CC3335D34F0B