4-{(2R,6R)-6-[(7E,12E)-(2S,6S,10S,11S)-6,11-Bis-(tert-butyl-dimethyl-silanyloxy)-10-(4-methoxy-benzyloxy)-2-methyl-13-((S)-4-methyl-3,6-dihydro-2H-pyran-2-yl)-4-methylene-trideca-7,12-dienyl]-5,6-dihydro-2H-pyran-2-yl}-but-2-yn-1-ol

2-(3-{6-[4-(tert-butoxy-diphenyl-silanyloxy)-but-2-ynyl]-3,6-dihydro-2H-pyran-2-yl}-2-methyl-propyl)-9-(tert-butyl-dimethyl-silanyloxy)-8-(4-methoxy-benzyloxy)-11-(4-methyl-3,6-dihydro-2H-pyran-2-yl)-undeca-1,5,10-trien-4-ol

2-(3-{6-[4-(tert-butoxy-diphenyl-silanyloxy)-but-2-ynyl]-3,6-dihydro-2H-pyran-2-yl}-2-methyl-propyl)-9-(tert-butyl-dimethyl-silanyloxy)-8-(4-methoxy-benzyloxy)-11-(4-methyl-3,6-dihydro-2H-pyran-2-yl)-undeca-1,5,10-trien-4-one

2-(3-{6-[4-(tert-butoxy-diphenyl-silanyloxy)-but-2-ynyl]-3,6-dihydro-2H-pyran-2-yl}-2-methyl-propyl)-9-(tert-butyl-dimethyl-silanyloxy)-8-(4-methoxy-benzyloxy)-11-(4-methyl-3,6-dihydro-2H-pyran-2-yl)-undeca-1,5,10-trien-4-ol