(2R,3R,6S)-3,6-bis(tert-butyldimethylsilyloxy)-6-[(2R,5R,6S)-5-ethyl-5-(4-methoxybenzyloxy)-6-methyltetrahydropyran-2-yl]-2-(4-methoxybenzyloxy)heptan-1-ol

(3R,4R,7S)-4,7-bis(tert-butyldimethylsilyloxy)-7-[(2R,5R,6S)-5-ethyl-5-(4-methoxybenzyloxy)-6-methyltetrahydropyran-2-yl]-3-(4-methoxybenzyloxy)oct-1-yne

(2S,5R,7R,9S,10S,12R,13Z,15R)-9-[(R)-1-ethyl-2-oxobutyl]-2-[(2R,5R,6S)-5-ethyl-5-(4-methoxybenzyloxy)-6-methyltetrahydropyran-2-yl]-15-(4-methoxybenzyloxy)-2,10,12-trimethyl-1,6,8-trioxadispiro[4.1.5.3]pentadec-13-ene

(2S,3R,6R)-6-[(2R,5R,6S)-5-benzyloxy-5-ethyl-6-methyltetrahydropyran-2-yl]-3,6-bis(tert-butyldimethylsilyloxy)-2-(4-methoxybenzyloxy)heptanal