2-氨基-3-氯-5-甲基吡嗪, 2-Amino-3-chloro-5-methylpyrazine

2-Chloro-4-fluorobenzothiazole

2-氯-4-氟苯并噻唑

2-甲基嘧啶-4-羧酸, 2-Methylpyrimidine-4-carboxylic acid

3-(Maleimido)propionic acid N-hydroxysuccinimide ester

3-马来酰亚胺基丙酸-N-琥珀酰亚胺酯

3-Bromopyrazole

3-溴吡唑

4-氯-1H-咪唑并[4,5-c]吡啶, 4-Chloro-1H-imidazo[4,5-c]pyridine

4-Chloro-5-iodo-7H-pyrrolo[2,3-d]pyrimidine

6-氯-7-碘-7-脱氮嘌呤

5-Amino-7-azaindole

5-氨基-7-氮杂吲哚

5-Hydroxy-2-nitropyridine

6-硝基吡啶-3-醇

6-Chloro-4-hydroxypyrimidine

4-氯-6-羟基嘧啶