InChI=1S/C33H52O8/c1-18(2)6-5-7-19(3)23-10-11-25-22-9-8-20-16-21(12-14-32(20,4)24(22)13-15-33(23,25)17-34)40-31-28(37)26(35)27(36)29(41-31)30(38)39/h6,8,19,21-29,31,34-37H,5,7,9-17H2,1-4H3,(H,38,39)/t19?,21?,22?,23?,24?,25?,26?,27?,28?,29?,31?,32-,33-/m0/s1