1,1-Dimethylethyl (R-(Z))-(3,6,7,8,9,10-hexahydro-10-oxo-2H-thiecin-3-yl)carbamate

cis-4(R)-(6-Carboxyhex-1-enyl)-2(R)-phenylthiazolidine-3-carboxylic acid tert-butyl ester

5-((3aR,6S,6aS)-1-Benzyl-2-oxo-hexahydro-thieno[3,4-d]imidazol-6-yl)-pentanenitrile

(顺式)-1,3-二苄基二氢-1H-呋喃并[3,4-d]咪唑-2,4,6(3H)-三酮

(4S,5R)-1,3-bisbenzyl-2-oxo-5-(methoxycarbonyl)imidazolidin-4-carboxylic acid