InChI=1/C27H26N4O2/c28-21-11-12-24-22(17-21)23(27(32)33)18-25(29-24)30-13-15-31(16-14-30)26(19-7-3-1-4-8-19)20-9-5-2-6-10-20/h1-12,17-18,26H,13-16,28H2,(H,32,33)/f/h29H 886833B1D6D31B88