3-Nitro-4-pyridinecarboxylic acid

3-硝基-4-吡啶甲酸

3-Methyl-2-nitropyridine

3-甲基-2-硝基吡啶

2-Amino-4-methylpyridine

2-氨基-4-甲基吡啶

N,1,5-Trimethyl-1H-pyrazole-3-amine

N,1,5-三甲基-3-氨基-1H-吡唑

1,3-Dimethyl-1H-pyrazole-5-amine

1,3-二甲基-5-氨基-1H-吡唑

2,4-Dichloropyrimidine

2,4-二氯嘧啶

Ethyl 4-amino-2-(methylthio)pyrimidine-5-carboxylate

2-甲基巯基-4-氨基嘧啶-5-甲酸乙酯

5-Bromo-4,6-dimethoxypyrimidine

5-溴-4,6-二甲氧基嘧啶

2-氨基嘧啶-5-甲醛, 2-Aminopyrimidine-5-carbaldehyde

Ethyl 1-(2-Chloroacetyl)-4-piperidinecarboxylate

1-(2-氯乙酰基)-4-哌啶甲酸乙酯