InChI=1S/C30H52O/c1-18(2)21(5)19(3)17-20(4)24-11-12-26-23-9-10-25-22(6)28(31)14-16-30(25,8)27(23)13-15-29(24,26)7/h18-19,21-23,25-28,31H,9-17H2,1-8H3/b24-20+/t19-,21-,22+,23+,25+,26+,27+,28+,29-,30+/m1/s1