3-{13-benzyloxy-13-[5'-(1-benzyloxyundecyl)octahydro-[2,2']bifuranyl-5-yl]-2-hydroxytrideca-4,11-diynyl}-5-methyl-5H-furan-2-one

(2'R,2''R,5'R, 5R'')-[5'-(5''-(tert-butyldimethylsilyloxy)methyltetrahydrofuran-2''-yl)tetrahydrofuran-2'-yl]carbaldehyde

(2R,2R',5R, 5R')-[5-(5'-(tert-butyldimethylsilyloxy)methyltetrahydrofuran-2'-yl)tetrahydrofuran-2-yl]methanol