1-[5'-(1-hydroxy-5-propyl-oct-3-ynyl)-octahydro-[2,2']bifuranyl-5-yl]-5-propyl-oct-3-yn-1-ol

Toluene-4-sulfonic acid (S)-2-(tert-butyl-dimethyl-silanyloxy)-1-{(2R,5R,2'R,5'R)-5'-[(S)-2-(tert-butyl-dimethyl-silanyloxy)-1-hydroxy-ethyl]-octahydro-[2,2']bifuranyl-5-yl}-ethyl ester