1-ethyl-6-fluoro-4-keto-7-methyl-1,8-naphthyridine-3-carboxylic acid
1-ethyl-6-fluoro-7-methyl-4-oxo-1H-[1,8]naphthyridine-3-carboxylic acid 1-ethyl-6-fluoro-7-methyl-4-oxo-1,4-dihydro[1,8]naphthyridine-3-carboxylic acid 1-ethyl-6-fluoro-7-methyl-4-oxo-1,8-naphthyridine-3-carboxylic acid
1-ethyl-6-fluor-7-methyl-4-oxo-1,8-naphthyridin-3-carbonsäure acide 1-éthyl-6-fluoro-7-méthyl-4-oxo-1,8-naphthyridine-3-carboxylic 1-エチル-6-フルオロ-7-メチル-4-オキソ-1,8-ナフチリジン-3-カルボ0
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