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Methyl (3s,6s,8ar)-6-[(tert-butoxycarbonyl)amino]-5-oxooctahydroindolizine-3-carboxylate

Methyl (3s,6s,8as)-6-[(tert-butoxycarbonyl)amino]-5-oxooctahydroindolizine-3-carboxylate

Methyl (4-cyanophenyl)acetate

Methyl (4-nitro-1-imidazolyl)acetate

Methyl (4-phenyl-1,3-thiazol-2-yl)acetate

Methyl (4s)-(+)-2,2-dimethyl-1,3-dioxolane-4-acetate

Methyl (4s,5s)-dihydro-5-methyl-2-phenyl-4-oxazolecarboxylate

Methyl (5-chloro-2-methyl-1h-indol-3-yl)acetate

3-Furan-2-yl-benzoic acid methyl ester

Methyl (5-chloromethyl-dihydrofuran-2-ylidene)acetate