(2R,3S,4R)-4-benzyl-2-[(1R)-1-hydroxypropyl]-2,3-bis(triethylsiloxy)-4-butanolide

(5S,8R,9S)-8-benzyl-2-[(1S,2S,3Z)-1,2-bis(methoxymethoxy)-3-hexenyl]-2-hydroxy-3-methyl-9-triethylsiloxy-1,7-dioxaspiro[4.4]nonane-4,6-dione

(3S,4S,5R)-5-Benzyl-3-hydroxy-3-((Z)-(4R,5S)-3-hydroxy-4,5-bis-methoxymethoxy-2-methyl-non-6-enoyl)-4-triethylsilanyloxy-dihydro-furan-2-one

(3S,4S,5R)-5-benzyl-3-((4R,5S,Z)-3-hydroxy-4,5-bis(methoxymethoxy)-2-methylnon-6-enoyl)-3,4-bis((triethylsilyl)oxy)dihydrofuran-2(3H)-one

(5S,9S)-8-benzylidene-2-((5S,6S)-6-((Z)-but-1-en-1-yl)-2,4,7,9-tetraoxadecan-5-yl)-9-(methoxymethoxy)-3-methyl-1-oxa-7-azaspiro[4.4]non-2-ene-4,6-dione