2-Oxo-1,2-dihydro-[1,8]naphthyridine-3-carboxylic acid ethyl ester 的分子结构, CAS编号: 5174-90-3
2-Oxo-1,2-dihydro-[1,8]naphthyridine-3-carboxylic acid ethyl ester 的分子结构, CAS编号: 5174-90-32-Oxo-1,2-dihydro-[1,8]naphthyridine-3-carboxylic acid ethyl ester 的分子结构, CAS编号: 5174-90-3