InChI=1S/C30H50O/c1-19-10-14-27(5)16-17-30(8)25(24(27)20(19)2)21(31)18-23-28(6)13-9-12-26(3,4)22(28)11-15-29(23,30)7/h10,20-25,31H,9,11-18H2,1-8H3/t20-,21+,22?,23?,24-,25+,27+,28-,29+,30+/m0/s1