(4Z,11E,13E)-4-methyl-1,1,8,8-tetrakis(methoxycarbonyl)-pentadeca-4,11,13-trien-15-ol

(4Z,11E,13E)-5-hydroxymethyl-1,1,8,8-tetrakis(methoxycarbonyl)-cyclopentadeca-4,11,13-triene

(5Z,12E,14E)-16-(tert-Butyl-diphenyl-silanyloxy)-2,9,9-tris-methoxycarbonyl-5-methyl-hexadeca-5,12,14-trienoic acid methyl ester

2-[(3E,5E)-7-(tert-Butyl-diphenyl-silanyloxy)-hepta-3,5-dienyl]-2-((Z)-6-methanesulfonyloxy-4-methoxymethoxymethyl-hex-3-enyl)-malonic acid dimethyl ester

2-[(3E,5E)-7-(tert-Butyl-diphenyl-silanyloxy)-hepta-3,5-dienyl]-2-((E)-6-methanesulfonyloxy-4-methyl-hex-3-enyl)-malonic acid dimethyl ester