2-Hydroxy-3-nitropyridine

2-羟基-3-硝基吡啶

2-Chloropyridine-3,4-diamine

2-氯-3,4-二氨基吡啶

2-Sulfanylisonicotinic acid

2-巯基异烟酸

2,6-Dibromopyridine

2,6-二溴吡啶

5-Chloromethyl-1,3-dimethyl-1H-pyrazole

5-氯甲基-1,3-二甲基-1H-吡唑

2,4-Dichloropyrimidine

2,4-二氯嘧啶

2-甲硫基-4-氨基-6-羟基嘧啶, 4-Amino-2-(methylthio)-6-pyrimidinol

2-Amino-4,6-dimethylpyrimidine

2-氨基-4,6-二甲基嘧啶

4-Hydroxy-N-methylpiperidine

4-羟基-N-甲基哌啶

1-Boc-piperazine

1-Boc-哌嗪