InChI=1/C22H18N4O2/c1-28-15-7-10-19-16(13-15)22(27)20-17(8-9-18-21(20)26(19)25-24-18)23-12-11-14-5-3-2-4-6-14/h2-10,13,27H,11-12H2,1H3/p+1/fC22H19N4O2/h23H/q+1 538FF77DC643B9E5