InChI=1S/C29H27NO8/c31-24-15-21(37-20-3-1-2-4-20)8-10-22(24)28(34)19-6-11-25(18(14-19)7-12-27(32)33)36-16-17-5-9-23-26(13-17)38-30-29(23)35/h5-6,8-11,13-15,20,31H,1-4,7,12,16H2,(H,30,35)(H,32,33)