InChI=1/C29H22N2O3/c32-26(33)19-34-23-15-9-14-22(18-23)24-16-7-8-17-25(24)29-30-27(20-10-3-1-4-11-20)28(31-29)21-12-5-2-6-13-21/h1-18H,19H2,(H,30,31)(H,32,33)/f/h30-31H A03E25E17B9777CF