InChI=1S/C29H23NO5/c1-19-25(28(32)33)24(17-14-20-8-4-2-5-9-20)26(27(30-19)22-10-6-3-7-11-22)29(34)35-18-21-12-15-23(31)16-13-21/h2-13,15-16,24,30-31H,18H2,1H3,(H,32,33)