Succinic acid allyl ester (2S,3R,6S,8R,9S)-2-((1E,3E)-4-allyloxycarbonyl-3-methyl-buta-1,3-dienyl)-3-butyl-8-(2-hydroxy-ethyl)-9-methyl-1,7-dioxa-spiro[5.5]undec-3-yl ester

Succinic acid allyl ester (2S,3R,6S,8R,9S)-2-((1E,3E)-4-allyloxycarbonyl-3-methyl-buta-1,3-dienyl)-3-butyl-9-methyl-8-(2-oxo-ethyl)-1,7-dioxa-spiro[5.5]undec-3-yl ester

Succinic acid allyl ester (2S,3R,6S,8R,9S)-2-((1E,3E)-4-allyloxycarbonyl-3-methyl-buta-1,3-dienyl)-3-butyl-8-((E)-4-hydroxy-3-methyl-but-2-enyl)-9-methyl-1,7-dioxa-spiro[5.5]undec-3-yl ester

Succinic acid mono-[(2S,3R,6S,8R,9S)-3-butyl-8-[(2E,4E,8E)-(6S,7S)-6-(tert-butyl-dimethyl-silanyloxy)-9-carboxy-3,7-dimethyl-nona-2,4,8-trienyl]-2-((1E,3E)-4-carboxy-3-methyl-buta-1,3-dienyl)-9-methyl-1,7-dioxa-spiro[5.5]undec-3-yl] ester

succinic acid allyl ester 2-(4-allyloxycarbonyl-3-methyl-buta-1,3-dienyl)-3-butyl-8-[6-(tert-butyl-dimethyl-silanyloxy)-3,7-dimethyl-8-triethylsilanyloxy-octa-2,4-dienyl]-9-methyl-1,7-dioxa-spiro[5.5]undec-3-yl ester