InChI=1/C16H12N4O2/c21-15(22)12-3-1-11(2-4-12)14-7-10-18-16(20-14)19-13-5-8-17-9-6-13/h1-10H,(H,21,22)(H,17,18,19,20)/p-1/fC16H11N4O2/h19H/q-1 90A79411F245929D