3,6-Dimethyl-isoxazolo[5,4-b]pyridine-4-carboxylic acid

5-(4-Ethylphenyl)-nicotinic acid

2-Hydrazino-5-nitropyridine

4-Amino-1,2,5-oxadiazole-3-carboxylic acid

4-氨基-1,2,5-噁二唑-3-甲酸

3-(3,5-Dimethyl-1H-pyrazol-4-yl)propanohydrazide

1-Amino-4,6-dimethylpyridin-2(1H)-one

5-Hydrazino-1-phenyl-1H-tetrazole

5-(3,4-Dimethylphenyl)-3-hydrazino-1,2,4-triazine

2-Morpholin-4-ylacetohydrazide

3-Bromo-4-methoxybenzohydrazide

2-(1-Pyrrolidinyl)propanohydrazide