InChI=1/C30H21NO3/c32-29-20-25(16-17-26(29)30(33)34)31-27(22-12-6-2-7-13-22)18-24(21-10-4-1-5-11-21)19-28(31)23-14-8-3-9-15-23/h1-20H,(H-,32,33,34)/p-1/fC30H20NO3/q-1 A2C13E6B32AE7219