6-[6-(tert-butyl-dimethyl-silanyloxy)-4-hydroxy-1,5-dimethyl-trideca-7,9,11-trienyl]-5-methyl-5,6-dihydro-pyran-2-one

(5S,6S)-6-[(2S,5S,6S,7S,8Z,10Z,12E)-7-(tert-butyldimethylsilyloxy)-5-hydroxy-6-methyltetradeca-8,10,12-trien-2-yl]-5-methyl-5,6-dihydropyran-2-one

(2S,3S,6R)-2-[(2S,5S,6R)-5-triethylsilyloxy-7-(4-methoxybenzyloxy)-6-methylheptan-2-yl]-6-methoxy-3-methyl-3,6-dihydro-2H-pyran

(2S,5S,6R,7S,8Z,10Z,12E)-2-[(2S,3S,6R)-6-methoxy-3-methyl-3,6-dihydro-2H-pyran-2-yl]-6-methyl-5-(triethylsilyloxy)tetradeca-8,10,12-trien-7-ol

2-[6-(tert-butyl-dimethyl-silanyloxy)-1,5-dimethyl-4-triethylsilanyloxy-trideca-7,9,11-trienyl]-6-methoxy-3-methyl-3,6-dihydro-2H-pyran