(3R,4R)-methyl 3,4-epoxyhexanoate

(Z,2S,3R,8R,9S)-8-tert-butyldiphenylsilanyloxy-9-ethyl-2-formylmethyl-3-(4-methoxybenzyloxy)-2,3,4,7,8,9-hexahydrooxonine

(4R,5S)-4-(tert-Butyl-diphenyl-silanyloxy)-5-ethyl-dihydro-furan-2-one

(Z,2S,3R,8R,9S)-8-tert-butyldiphenylsilanyloxy-9-ethyl-2-methansulfonyloxymethyl-3-(4-methoxybenzyloxy)-2,3,4,7,8,9-hexahydrooxonine

(5R,6S)-5-(tert-Butyl-diphenyl-silanyloxy)-oct-1-ene-3,6-diol