ER-809594

{6-[4-(tert-butyl-diphenyl-silanyloxymethyl)-pent-4-enyl]-5-methoxy-5,6-dihydro-2H-pyran-2-yl}-acetaldehyde

6-(tert-butyl-dimethyl-silanyloxy)-5-(4-methoxy-benzyloxy)-8-(4-methyl-3,6-dihydro-2H-pyran-2-yl)-octa-2,7-dienoic acid methyl ester

2-(4-bromomethyl-pent-4-enyl)-3-methoxy-6-prop-2-ynyl-3,6-dihydro-2H-pyran

6-hydroxy-5-(4-methoxy-benzyloxy)-8-(4-methyl-3,6-dihydro-2H-pyran-2-yl)-octa-2,7-dienoic acid methyl ester