InChI=1S/C33H51NO8/c1-16-4-7-23-20(15-35)25-24(34(23)14-16)13-22-19-6-5-17-12-18(8-10-32(17,2)21(19)9-11-33(22,25)3)41-31-28(38)26(36)27(37)29(42-31)30(39)40/h5,16,18-29,31,35-38H,4,6-15H2,1-3H3,(H,39,40)