Synonyms: 1,8-Naphthyridine-3-carboxylic acid, 1,4-dihydro-7-(3-amino-4-methyl-1-pyrrolidinyl)-1-(1,1-dimethylethyl)-6-fluoro-4-oxo-, (3S-trans)-, monomethanesulfonate;1,8-Naphthyridine-3-carboxylic acid, 7-(3-amino-4-methyl-1-pyrrolidinyl)-1-(1,1-dimethylethyl)-6-fluoro-1,4-dihydro-4-oxo-, (3S-trans)-, monomethanesulfonate;AC1MILXD;LS-95912;144176-56-7;7-[(3S,4R)-3-amino-4-methylpyrrolidin-1-yl]-1-tert-butyl-6-fluoro-4-oxo-1,8-naphthyridine-3-carboxylic acid; methanesulfonic acid