(1S,2S,4E)-acetic acid 1-allyl-6-benzyloxy-2-((1R,2R)-2-benzyloxy-1-ethyl-pent-4-enyloxy)-hex-4-enyl ester

(1S)-acetic acid 1-[(1S)-((1R,2R)-1-ethyl-2-triethylsilanyloxy-pent-4-enyloxy)-2-((2S,3S)-3-hydroxymethyl-oxiranyl)-ethyl]-but-3-enyl ester

(1S,2S,4E)-acetic acid 1-allyl-2-((1R,2R)-1-ethyl-2-triethylsilanyloxy-pent-4-enyloxy)-6-triethylsilanyloxy-hex-4-enyl ester