4-{(2R,6R)-6-[(7E,12E)-(2S,6S,10S,11S)-10,11-Bis-(tert-butyl-dimethyl-silanyloxy)-6-methoxymethoxy-2-methyl-13-((S)-4-methyl-3,6-dihydro-2H-pyran-2-yl)-4-methylene-trideca-7,12-dienyl]-5,6-dihydro-2H-pyran-2-yl}-but-2-ynoic acid methyl ester

(2E,7E)-(5S,6S)-5,6-Bis-(tert-butyl-dimethyl-silanyloxy)-8-((S)-4-methyl-3,6-dihydro-2H-pyran-2-yl)-octa-2,7-dienal

(2E,5S,6S,7E)-5-(tert-butyldiphenylsilyloxy)-6-(methoxymethoxy)-8-[(2S)-4-methyl-3,6-dihydro-2H-pyran-2-yl]octa-2,7-dien-1-ol

acetic acid 4-methyl-2-methylene-5-[6-(2-oxo-ethyl)-3,6-dihydro-2H-pyran-2-yl]-pentyl ester

acetic acid 5-[6-(2-hydroxy-ethyl)-3,6-dihydro-2H-pyran-2-yl]-4-methyl-2-methylene-pentyl ester