2,2,2-trichloroethyl (4R,5S)-4-benzyloxy-5-hydroxy-2(E)-hexenoate

2,2,2-trichloroethyl (4R,5S)-4-benzyloxy-5-tert-butyldimethylsilyloxy-2(E)-hexenoate

(4R,5S,E)-(2S,3R,E)-3-(benzyloxy)-6-oxo-6-(2,2,2-trichloroethoxy)hex-4-en-2-yl 4-(benzyloxy)-5-hydroxyhex-2-enoate

(4R,5S,E)-4-(benzyloxy)-5-(((4R,5S,E)-4-(benzyloxy)-5-(((S)-3-hydroxybutanoyl)oxy)hex-2-enoyl)oxy)hex-2-enoic acid

(4R,5S,E)-(2S,3R,E)-3-(benzyloxy)-6-oxo-6-(2,2,2-trichloroethoxy)hex-4-en-2-yl 4-(benzyloxy)-5-((tert-butyldimethylsilyl)oxy)hex-2-enoate