InChI=1/C22H18N4O2/c1-14-5-2-3-8-18(14)26-22(28)15-6-4-7-17(11-15)25-21(27)16-9-10-19-20(12-16)24-13-23-19/h2-13H,1H3,(H,23,24)(H,25,27)(H,26,28)/f/h23,25-26H B831B5A020EB936E