InChI=1S/C33H56O11/c1-15(7-6-11-31(2,3)42)17-8-9-18-22-19(14-21(35)33(17,18)5)32(4)12-10-16(34)13-20(32)23(36)27(22)43-30-26(39)24(37)25(38)28(44-30)29(40)41/h15-28,30,34-39,42H,6-14H2,1-5H3,(H,40,41)/t15?,16?,17?,18?,19?,20?,21?,22?,23?,24?,25?,26?,27?,28?,30?,32-,33-/m1/s1