英文别名
1,4-Dihydro-6,7-dimethoxy-1-ethyl-4-oxo-3-chinolincarbonsaeure;1-ethyl-6,7-dimethoxy-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid;1-Ethyl-6,7-dimethoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid;1-ethyl-6,7-dimethoxy-4-oxoquinoline-3-carboxylic acid