InChI=1S/C29H60/c1-5-7-9-10-11-12-13-14-15-16-17-18-19-20-21-22-23-25-27-29(4)28(3)26-24-8-6-2/h28-29H,5-27H2,1-4H3/t28-,29+/m1/s1