2-氯-6-甲氧基苯甲酸, 2-Chloro-6-methoxybenzoic acid

2-Aminothiazole-5-carboxylic acid

2-氨基噻唑-5-甲酸

2-氯-1,3-噻唑-5-羧酸乙酯, Ethyl 2-chlorothiazole-5-carboxylate

2-溴-5-苯基-1,3,4-噁二唑, 2-Bromo-5-phenyl-1,3,4-oxadiazole

7-硝基-2(1H)-喹噁啉酮, 7-Nitro-2(1H)-quinoxalinone

5-Methoxy-7-azaindole

5-甲氧基-1H-吡咯并[2,3-b]吡啶

2-氯-6-氟喹喔啉, 2-Chloro-6-fluoroquinoxaline

2-(4-Methyl-1-piperazinyl)-4-pyrimidinamine

5-Amino-2-bromopyrimidine

5-氨基-2-溴嘧啶

2-氨基-4-甲基-5-溴嘧啶, 2-Amino-5-bromo-4-methylpyrimidine