3-Bromo-6-(tert-butyl)pyridazine
2-(Thiophen-3-yl)pyridine
2-(4-Bromophenyl)-4,6-diphenylpyridine
4-Hydroxy-1-(4-methoxyphenyl)-6-oxo-1,6-dihydropyridazine-3-carboxylic acid
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