(7E,13E)-(4S,10S,15R,16S)-15-Benzyloxy-4,10,16-trimethyl-1,5,11-trioxa-cyclohexadeca-7,13-diene-2,6,12-trione

(7E,13E)-(4R,10S,15R,16S)-15-Benzyloxy-4,10,16-trimethyl-1,5,11-trioxa-cyclohexadeca-7,13-diene-2,6,12-trione

(E)-(4R,5S)-4-Benzyloxy-5-((E)-(S)-5-hydroxy-hex-2-enoyloxy)-hex-2-enoic acid 2,2,2-trichloro-ethyl ester

(E)-(4R,5S)-4-Benzyloxy-5-[(R)-3-((E)-(S)-5-hydroxy-hex-2-enoyloxy)-butyryloxy]-hex-2-enoic acid

(E)-(4R,5S)-4-Benzyloxy-5-[(E)-(S)-5-((R)-3-hydroxy-butyryloxy)-hex-2-enoyloxy]-hex-2-enoic acid