InChI=1/C20H16N4O2/c25-19(21-16-8-9-17-18(11-16)23-20(26)22-17)13-24-10-4-7-15(12-24)14-5-2-1-3-6-14/h1-12H,13H2,(H2-,21,22,23,25,26)/p+1/fC20H17N4O2/h21-23H/q+1 B166BDC806931821