(4R,5S,8S)-4-(tert-Butyl-dimethyl-silanyloxy)-8-[(E)-(1S,6S)-6-(tert-butyl-dimethyl-silanyloxy)-1,3,7-trimethyl-2-oxo-oct-3-enyl]-5-methyl-oxocan-2-one

(3R,4S,7S,8S,13S)-3-benzyloxy-13-hydroxy-4,8,10,14-tetramethyl-9-oxo-(E)-10-pentadecen-7-olide

(3R,4S,7S,8S,13S)-3-benzyloxy-13-(t-butyldimethylsiloxy)-4,8,10,14-tetramethyl-9-oxo-(E)-10-pentadecen-7-olide

(4R,5S,8S)-8-[(E)-(1R,2R,6S)-6-(tert-Butyl-dimethyl-silanyloxy)-2-hydroxy-1,3,7-trimethyl-oct-3-enyl]-4-(4-methoxy-benzyloxy)-5-methyl-oxocan-2-one

4(R),5(S),8(S)-4-acetoxy-8-{2-[3-((S)-2-hydroxy-3-methyl-butyl)-2(S),3(R)-2-methyl-oxiranyl]-1(S)-methyl-2-oxo-ethyl}-5-methyl-oxocan-2-one