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7-Aminoquinoline

3,4-Dihydro-2H-isoquinolin-1-one

6-Aminomethylquinoline

4,5-Dibromopyridazin-3-one

3,6-Dichloropyridazine-4-carboxylic acid

3,6-Dihydroxy-4,5-dimethylpyridazine

3,6-dichloro-4,5-dimethylpyridazine

3,6-Dichloro-4-methylpyridazine

2-Quinoxalinecarboxylic acid