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(18-22(3)28(23)42-33)40-31-27(36)25(34)26(35)29(41-31)30(37)38/h18-21,25-27,29,31,34-36,39H,7-17H2,1-6H3,(H,37,38)/t20?,21?,25?,26?,27?,29?,31?,33-/m1/s1