• 75065-00-8
    ethyl 6-amino-7-ethoxy-1-ethyl-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylate
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    ethyl 6-cyano-7-ethoxy-1-ethyl-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylate
  • 70186-21-9
    ethyl 1-ethyl-7-hydroxy-6-nitro-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylate
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