| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a quinoline (naphthyridine) carboxylic acid salt. <P>SOLUTION: The invention relates to a methane sulfonic acid salt of 7-(3-aminomethyl-4-methoxyiminopyrrolidin-1-yl)-1-cyclopropyl-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylic acid and a hydrate of the salt, a method for preparing the same, a pharmaceutical composition containing the same, and to an application of the same over antibacterial treatment. <P>COPYRIGHT: (C)2009,JPO&INPIT |
