1,4,5,6,7,8-hexahydro-2-methyl-5-oxo-4-(pentafluorophenyl)-1,7-naphthyridine-3-carboxylic acid 2-phenoxyethyl ester 、
(2R,3R)-2,3-dihydroxy-N-o-tolyl-succinamic acid 生成 (2R,3R)-2,3-dihydroxy-4-(2-methylanilino)-4-oxobutanoic acid;2-phenoxyethyl 2-methyl-5-oxo-4-(2,3,4,5,6-pentafluorophenyl)-4,6,7,8-tetrahydro-1H-1,7-naphthyridine-3-carboxylate