InChI=1S/C30H50/c1-20(2)21-11-13-24-27(21,5)16-18-30(8)25-14-12-22-23(10-9-15-26(22,3)4)28(25,6)17-19-29(24,30)7/h12,20-21,23-25H,9-11,13-19H2,1-8H3/t21-,23-,24-,25+,27-,28+,29+,30-/m1/s1