5,7-Bis-(2-methyl-2 H -pyrazol-3-yl)-pyrazolo[1,5- a ]pyrimidine-2-carboxylic acid

1-(3-Nitro-benzenesulfonyl)-piperidine-3-carboxylic acid

1-(1,5-Dimethyl-1 H -pyrazole-4-sulfonyl)-piperidine-3-carboxylic acid

5-(1,3-Dimethyl-1 H -pyrazol-4-yl)-isoxazole-3-carboxylic acid

1-(1,3-Dimethyl-1 H -pyrazole-4-sulfonyl)-piperidine-3-carboxylic acid

2-(1,3-Dimethyl-1 H -pyrazol-4-yl)-quinoline-4-carboxylic acid

1-Ethanesulfonyl-piperidine-4-carboxylic acid

1-(乙基磺酰基)哌啶-4-羧酸

1-(4-Nitro-benzenesulfonyl)-piperidine-4-carboxylic acid

5-(4-氟苯基)异噁唑-3-羧酸, 5-(4-Fluoro-phenyl)-isoxazole-3-carboxylic acid

1-(2-Nitro-phenoxymethyl)-1 H -pyrazole-3-carboxylic acid

1-Hydroxymethyl-1 H -pyrazole-3-carboxylic acid