InChI=1/C15H9N5O3/c21-14-11-3-1-9(5-12(11)15(22)19-14)13-4-2-10(23-13)6-18-20-7-16-17-8-20/h1-8H,(H,19,21,22)/b18-6+/f/h19H 75D27054A08BDD61