(3R,7S,10R,11S,12R)-13-Benzyloxy-3,11-bis-(tert-butyl-dimethyl-silanyloxy)-7-hydroxy-10,12-dimethyl-tridec-1-en-5-one

[(1S,2R,5S)-1-((R)-2-Benzyloxy-1-methyl-ethyl)-5-(4-methoxy-benzyloxy)-2,7-dimethyl-oct-7-enyloxy]-tert-butyl-dimethyl-silane

(3R,7S,10R,11S,12R)-13-Benzyloxy-3,11-bis-(tert-butyl-dimethyl-silanyloxy)-7-(4-methoxy-benzyloxy)-10,12-dimethyl-tridec-1-en-5-one

[(2S,6S,8S,9R)-8-((R)-2-Benzyloxy-1-methyl-ethyl)-9-methyl-1,7-dioxa-spiro[5.5]undec-2-yl]-acetic acid methyl ester

(3R,5R,7S,10R,11S,12R)-13-Benzyloxy-3,11-bis-(tert-butyl-dimethyl-silanyloxy)-10,12-dimethyl-tridec-1-ene-5,7-diol