methyl 4,6-bis[(2-methoxyethoxy)methyloxy]-2-[(1'E,6'R,10'S)-6',10'-bis(tert-butyldimethylsilyloxy)undec-1'-en-1'-yl]benzoate

Chloro-acetic acid (E)-(7S,11R)-2,4-dihydroxy-7-methyl-5-oxo-7,8,9,10,11,12,13,14-octahydro-5H-6-oxa-benzocyclotetradecen-11-yl ester