(diethoxy-phosphoryl)-acetic acid 4-{6-[4-(tert-butyl-dimethyl-silanyloxy)-6-methyl-8-oxo-octa-2,6-dienyl]-4-methylene-tetrahydro-pyran-2-yl}-1-[2-(3,4-dimethoxy-benzyloxy)-1-(4-methoxy-benzyloxy)-ethyl]-3-methyl-but-3-enyl ester

(diethoxy-phosphoryl)-acetic acid 4-{6-[4-(tert-butyl-dimethyl-silanyloxy)-8-hydroxy-6-methyl-octa-2,6-dienyl]-4-methylene-tetrahydro-pyran-2-yl}-1-[2-(3,4-dimethoxy-benzyloxy)-1-(4-methoxy-benzyloxy)-ethyl]-3-methyl-but-3-enyl ester

(diethoxy-phosphoryl)-acetic acid 4-{6-[4,8-bis-(tert-butyl-dimethyl-silanyloxy)-6-methyl-octa-2,6-dienyl]-4-methylene-tetrahydro-pyran-2-yl}-1-[2-(3,4-dimethoxy-benzyloxy)-1-(4-methoxy-benzyloxy)-ethyl]-3-methyl-but-3-enyl ester

(4S,6R)-6-Benzyloxymethyl-4-hydroxy-tetrahydro-pyran-2-one