InChI=1S/C31H52O/c1-20(2)21(3)9-10-22(4)23-13-15-29(8)25-12-11-24-27(5,6)26(32)14-16-30(24)19-31(25,30)18-17-28(23,29)7/h21-26,32H,1,9-19H2,2-8H3/t21?,22-,23-,24+,25+,26+,28-,29+,30-,31+/m1/s1