InChI=1S/C29H35NO9/c1-27-10-8-20(31)13-19(27)6-7-21-22-9-11-29(35,28(22,2)14-23(32)25(21)27)24(33)16-38-26(34)18-5-3-4-17(12-18)15-39-30(36)37/h3-5,12-13,21-23,25,32,35H,6-11,14-16H2,1-2H3