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