Phosphoric acid bis-(2-cyano-ethyl) ester (1S,2S,3R)-3-hydroxy-5-iodo-2-methyl-1-[(S)-3-((2S,3S)-3-methyl-6-oxo-3,6-dihydro-2H-pyran-2-yl)-butyl]-pent-4-ynyl ester

Phosphoric acid (1S,2S,3R)-3-(tert-butyl-diphenyl-silanyloxy)-2-methyl-1-[(S)-3-((2S,3S)-3-methyl-6-oxo-3,6-dihydro-2H-pyran-2-yl)-butyl]-pent-4-ynyl ester bis-(2-cyano-ethyl) ester

(5S,6S)-6-[(1S,4S,5R,6R)-6-(tert-butyldiphenylsilyloxy)-4-hydroxy-1,5-dimethyl-oct-7-ynyl]-5-methyl-5,6-dihydro-pyran-2-one

(3R,4R,5S,8S,9S,10S)-11-(tert-butyldimethylsilyloxy)-3-(tert-butyldiphenylsilyloxy)-5,9-bis(methoxymethoxy)-4,8,10-trimethyl-undec-1-yne

Phosphoric acid bis-(2-cyano-ethyl) ester (1S,2S,3R)-3-hydroxy-2-methyl-1-[(S)-3-((2S,3S)-3-methyl-6-oxo-3,6-dihydro-2H-pyran-2-yl)-butyl]-pent-4-ynyl ester

(2S,3S,4S,7S,8R,9R)-9-(tert-butyldiphenylsilyloxy)-3,7-bis-methoxymethoxy-2,4,8-trimethyl-undec-10-yn-1-ol

(4R,5S,8S,9S,10S)-11-(tert-Butyl-dimethyl-silanyloxy)-5,9-bis-methoxymethoxy-4,8,10-trimethyl-undec-1-yn-3-one

(2R,3S,4S,7S,8R,9R)-9-(tert-Butyl-diphenyl-silanyloxy)-3,7-bis-methoxymethoxy-2,4,8-trimethyl-undec-10-ynal

(3R,4S,5S,8S,9S,10S)-11-(tert-butyldimethylsilyloxy)-5,9-bis(methoxymethoxy)-4,8,10-trimethyl-undec-1-yn-3-ol