InChI=1/C27H22N4O/c1-19-10-8-9-15-22(19)18-31-24(32)17-16-23(30-31)25-26(20-11-4-2-5-12-20)28-29-27(25)21-13-6-3-7-14-21/h2-17,30H,18H2,1H3 358536C18FBE4250