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