InChI=1S/C33H54O9/c1-20(12-8-15-32(4,5)39)10-7-11-21(2)13-9-16-33(6)17-14-23-19-24(22(3)18-25(23)42-33)40-31-28(36)26(34)27(35)29(41-31)30(37)38/h18-21,26-29,31,34-36,39H,7-17H2,1-6H3,(H,37,38)