(2E,4S,5R,6S,7R,8R,10R)-10-<(2R,4R,5S,6S)-6-<(2R,3S)-2-ethyl-3-methyl-1,4-dioxaspiro<4.4>nonan-3-yl>-4-<2-(4-methoxyphenyl)-5-methyl-1,3-dioxan-4-yl>>-5,8-dihydroxy-7-(4-methoxybenzyloxy)-4,6,8-trimethyl-2-undecene

(2E,4R,5R,6R,8R)-8-<(2R,4R,5S,6S)-6-<(2R,3S)-2-ethyl-3-methyl-1,4-dioxaspiro<4.4>nonan-3-yl>-4-<2-(4-methoxyphenyl)-5-methyl-1,3-dioxan-4-yl>>-5,6-dihydroxy-4,6-dimethyl-2-nonene

(2R,3S)-2-ethyl-3-<<(2R,4S,3S,5S,6R)-2-(4-methoxyphenyl)-5-methyl-4-((1R)-1-methyl-2-(methylsulfonyloxy)ethyl)>-1,3-dioxan-6-yl>-3-methyl-1,4-dioxaspiro<4.4>nonane

(9S)-dihydroerythronolide A

(2R,4R)-4-<(2R,4R,5S,6S)-6-<(2R,3S)-2-ethyl-3-methyl-1,4-dioxaspiro<4.4>nonan-3-yl>-4-<2-(4-methoxyphenyl)-5-methyl-1,3-dioxan-4-yl>>-2-<(2R,4R,5S,6R)-2-<2-(4-methoxyphenyl)-5-methyl-4-<(2E,4S)-2-penten-4-yl>1,3-dioxan-2-yl>>-2-pentanol