115622-58-7 5-Thia-1-azabicyclo(4.2.0)oct-2-ene-2-carboxylic acid, 7-(((2-amino-4-thiazolyl)(methoxyimino)acetyl)amino)-3-((((6,8-difluoro-1-(2-fluoroethyl)-1,4-dihydro-7-(4-methyl-1-piperazinyl)-4-oxo-3-quinolinyl)carbonyl)oxy)methyl)-8-oxo-, (6R-(6alpha,7beta(Z)))- Ro 23-9424 Ro-23-9424