InChI=1S/C33H51NO8/c1-16-5-8-23-33(4,40)28-22(34(23)15-16)14-21-19-7-6-17-13-18(9-11-31(17,2)20(19)10-12-32(21,28)3)41-30-26(37)24(35)25(36)27(42-30)29(38)39/h6,16,18-28,30,35-37,40H,5,7-15H2,1-4H3,(H,38,39)