InChI=1S/C33H53NO9/c1-15-7-10-33(34-14-15)16(2)23-22(43-33)12-20-19-6-5-17-11-18(8-9-31(17,3)24(19)21(35)13-32(20,23)4)41-30-27(38)25(36)26(37)28(42-30)29(39)40/h15-28,30,34-38H,5-14H2,1-4H3,(H,39,40)