InChI=1/C29H35NO4/c1-16-6-7-23(8-17(16)2)28-10-21-9-22(11-28)13-29(12-21,15-28)27(33)34-14-24(32)26-18(3)25(20(5)31)19(4)30-26/h6-8,21-22,30H,9-15H2,1-5H3/t21-,22+,28?,29? D79F05FEAEF3D88A