(4R,7R,8S,11S,12S,E)-12-(4-fluorophenyl)-4,7,8-trihydroxy-7,11-dimethyloxacyclododec-9-en-2-one

(4R,7R,8S,11S,12S,E)-4,7,8-trihydroxy-7,11-dimethyl-12-p-tolyl-oxacyclododec-9-en-2-one

(4R,7R,8S,11RS12S,E)-4,7,8-trihydroxy-12-(4-methoxyphenyl)-7,11-dimethyloxacyclododec-9-en-2-one

(2S,3S,6S,7R,10R,E)-7,10-dihydroxy-3,7-dimethyl-12-oxo-2-phenyloxa cyclododec-4-en-6-yl acetate

(2S,3S,6S,7R,10R,E)-2-(4-fluorophenyl)-7,10-dihydroxy-3,7-dimethyl-12-oxooxacyclododec-4-en-6-yl acetate