InChI=1/C16H13N5O4/c17-14(25)9-3-5-10(6-4-9)19-20-15-11(8-13(23)24)18-16-12(22)2-1-7-21(15)16/h1-7,22H,8H2,(H2,17,25)(H,23,24)/p-1/fC16H12N5O4/h17H2/q-1 634E491A5C26BFBC