(2S,3R)-3-(tert-butyldimethylsiloxy)-4-cyclopent-3-enyl-N-methoxy-2,N-dimethylbutyramide

9-(tert-butyl-dimethyl-silanyloxy)-7-(5-hydroxy-2-methoxy-1,3-dimethyl-pent-3-enyl)-10,14-dimethyl-6,16-dioxa-bicyclo[13.3.1]nonadeca-3,10,12-triene-5,17-dione

9-(tert-butyl-dimethyl-silanyloxy)-7-[5-(tert-butyl-diphenyl-silanyloxy)-2-methoxy-1,3-dimethyl-pent-3-enyl]-10,14-dimethyl-6,16-dioxa-bicyclo[13.3.1]nonadeca-3,10,12-triene-5,17-dione

3-cyclopentenyl acetonitrile

(S)-4-benzyl-3-[(2S,3R)-4-cyclopent-3-enyl-3-hydroxy-2-methylbutanoyl]-oxazolidin-2-one