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?? ???? >5-Amino-1-ethyl-6,8-difluoro-1,4-dihydro-4-oxo-7-(3-amino-1-pyrrolidinyl)quinoline-3-carboxylic acid
5-Amino-1-ethyl-6,8-difluoro-1,4-dihydro-4-oxo-7-(3-amino-1-pyrrolidinyl)quinoline-3-carboxylic acid
5-Amino-1-ethyl-6,8-difluoro-1,4-dihydro-4-oxo-7-(3-amino-1-pyrrolidinyl)quinoline-3-carboxylic acid ??
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5-Amino-1-ethyl-6,8-difluoro-1,4-dihydro-4-oxo-7-(3-amino-1-pyrrolidinyl)quinoline-3-carboxylic acid C??? ??, ??, ??
5-Amino-1-ethyl-6,8-difluoro-1,4-dihydro-4-oxo-7-(3-amino-1-pyrrolidinyl)quinoline-3-carboxylic acid ?? ?? ? ???
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5-Amino-1-ethyl-6,8-difluoro-1,4-dihydro-4-oxo-7-(3-amino-1-pyrrolidinyl)quinoline-3-carboxylic acid ?? ??
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