5-Isobutyl-4-nitro-1H-pyrazole-3-carboxylic acid

2,2,2-Trichloro-1-(5-p-tolyl-1H-pyrrol-2-yl)-ethanone

5-(4-Methoxy-phenyl)-1H-pyrrole-2-carbaldehyde

5-(3-Chloro-phenyl)-1H-pyrrole-2-carbaldehyde

4-(4-Ethyl-5-methyl-oxazol-2-yl)-phenylamine

N-(5-Propyl-1H-[1,2,4]triazol-3-yl)-benzene-1,3-diamine

3-(2-Aminoethyl)-5-(cyclohexylmethyl)thiazolidine-2,4-dione

3-[2-(2,5-dioxo-4-phenylimidazolidin-1-yl)ethyl]-5-phenylimidazolidine-2,4-dione

2-Ethylidene-succinic acid

2,2-Dimethyl-5-oxo-1-phenyl-pyrrolidine-3-carboxylic acid

1-Butyl-2-methyl-5-oxo-pyrrolidine-3-carboxylic acid