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Methyl 5,7-dichloro-4-hydroxyquinoline-2-carboxylate

Methyl 5-amino-2-bromo-4-chlorobenzoate

Methyl 5-bromo-2-(methylthio)benzoate

Methyl 5-bromo-2,3-difluorobenzoate

Methyl 5-bromo-4-chloro-8-methylquinoline-2-carboxylate

Methyl 5-bromo-4-chlorosalicylate

Methyl 5-bromo-8-methyl-4-oxo-1,4-dihydroquinoline-2-carboxylate

Methyl 5-cyclopropyl-1-(pyridin-2-yl)-1h-pyrazole-4-carboxylate

Methyl 5-cyclopropyl-1-phenylpyrazole-4-carboxylate

Methyl 5-cyclopropylpyrazole-4-carboxylate