(1R,3aS,7aS)-methyl 2-oxo-2,3,3a,4,7,7a-hexahydro-1H-indene-1-carboxylate

(1R-cis)-4-cyclohexene-1,2-diacetic acid monomethyl ester

methyl 2-((1R,6S)-6-(2-oxo-2-(phenylthio)ethyl)cyclohex-3-en-1-yl)acetate

2-((1S,6R)-6-(2-oxo-2-(phenylthio)ethyl)cyclohex-3-en-1-yl)acetic acid

(S)-methyl 3-(2-((1S,6R)-6-(2-oxo-2-(phenylthio)ethyl)cyclohex-3-en-1-yl)acetyl)-2-thioxothiazolidine-4-carboxylate