InChI=1S/C27H44O6/c1-15(6-5-10-26(3,33)24(31)32)18-7-8-19-23-20(14-22(30)27(18,19)4)25(2)11-9-17(28)12-16(25)13-21(23)29/h15-16,18-23,29-30,33H,5-14H2,1-4H3,(H,31,32)/t15?,16?,18?,19?,20?,21?,22?,23?,25-,26?,27+/m0/s1