2-(trimethylsilyl)ethyl (R)-4-((2R,4R,6R)-2-methoxy-4-(((2Z,6E)-3-methyldeca-2,6-dien-8-ynoyl)oxy)-6-((S)-3-methylhex-4-yn-1-yl)tetrahydro-2H-pyran-2-yl)-2-oxothiazolidine-3-carboxylate

(R)-4-[(2R,4S,6R)-4-Hydroxy-2-methoxy-6-((S)-3-methyl-hex-4-ynyl)-tetrahydro-pyran-2-yl]-3-(4-methoxy-benzyl)-thiazolidin-2-one

Trifluoro-methanesulfonic acid (2R,4S,6R)-2-methoxy-2-[(R)-3-(4-methoxy-benzyl)-2-oxo-thiazolidin-4-yl]-6-((S)-3-methyl-hex-4-ynyl)-tetrahydro-pyran-4-yl ester

(2Z,6E,8Z,10S,13R)-2-(trimethylsilyl)ethyl 15-hydroxy-3,10-dimethyl-17-oxo-17-((R)-2-oxothiazolidin-4-yl)-13-((2-(trimethylsilyl)ethoxy)methoxy)heptadeca-2,6,8-trienoate

(2Z,6E,8Z)-(S)-12-[(2R,4S,6R)-4-Hydroxy-6-methoxy-6-((R)-2-oxo-thiazolidin-4-yl)-tetrahydro-pyran-2-yl]-3,10-dimethyl-dodeca-2,6,8-trienoic acid