Ethyl 6-chloro-4-oxo-1H-1,5-naphthyridine-3-carboxylate,6-Chloro-4-hydroxy-[1,5]naphthyridine-3-carboxylic acid ethyl ester

Ethyl 6-chloro-4-oxo-1H-1,5-naphthyridine-3-carboxylate,6-Chloro-4-hydroxy-[1,5]naphthyridine-3-carboxylic acid ethyl ester

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