(3R,5S,6S)-6-((2R,4S,5R)-5-{(S)-1-Ethyl-1-hydroxy-3-[(2S,3S)-3-methyl-3-(3-methyl-but-3-enyl)-1,4-dioxa-spiro[4.4]non-2-yl]-propyl}-4-methyl-tetrahydro-furan-2-yl)-3,5-dimethyl-tetrahydro-pyran-2-one

(3R,5S,6S)-6-{(2R,4S,5R)-5-[(1S,4S)-4-((S)-5-Bromomethyl-2,5-dimethyl-tetrahydro-furan-2-yl)-1-ethyl-1,4-dihydroxy-butyl]-4-methyl-tetrahydro-furan-2-yl}-3,5-dimethyl-tetrahydro-pyran-2-one

(2R,3S,5R)-5-((2S,3S,5R)-3,5-Dimethyl-6-oxo-tetrahydro-pyran-2-yl)-3-methyl-tetrahydro-furan-2-carbothioic acid S-pyridin-2-yl ester

(2S,3S)-3-(2-Bromo-ethyl)-2-methyl-2-(3-methyl-but-3-enyl)-1,4-dioxa-spiro[4.4]nonane

(3R,5S,6S)-3,5-Dimethyl-6-((2R,4S,5R)-4-methyl-5-{3-[(2S,3S)-3-methyl-3-(3-methyl-but-3-enyl)-1,4-dioxa-spiro[4.4]non-2-yl]-propionyl}-tetrahydro-furan-2-yl)-tetrahydro-pyran-2-one