英文名称
ethyl 7-[[4-fluoro-2-(methanesulfonamidomethyl)phenyl]methyl]-4-hydroxy-1-methyl-2-oxo-1,5-naphthyridine-3-carboxylate;ethyl 7-[[4-fluoro-2-(methanesulfonamidomethyl)phenyl]methyl]-4-methoxy-1-methyl-2-oxo-1,5-naphthyridine-3-carboxylate;7-[[4-fluoro-2-(methanesulfonamidomethyl)phenyl]methyl]-4-hydroxy-1-methyl-2-oxo-N-propyl-1,5-naphthyridine-3-carboxamide