1,8-Naphthyridine-3-carboxylic acid, 1,4-dihydro-7-(3-amino-1-pyrrolidinyl)-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-, hydrochloride, hydrate (1:1:1) 104051-69-6 A 60969 Tosufloxacin hydrochloride Tosufloxacin hydrochloride hydrate