1,8-Naphthyridine-3-carboxylic acid, 7-(3-(1-aminoethyl-1-pyrrolidinyl))-1-(2,4-difluorophenyl)-6-fluoro-1,4-dihydro-4-oxo-, hydrochloride (10:11), (S-(R*,S*))- 147208-55-7 7-(3-(1-Aminoethyl)-1-pyrrolidinyl)-1-(2,4-difluorophenyl)-6-fluoro-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylic acid PD 140248 PD-140248