对甲氧基苯胺

2-((4-甲氧基苯基氨基)亚甲基)丙二酸二乙酯

6-methoxykynurenic acid

ethyl 6-methoxy-4-oxo-1H-quinoline-2-carboxylate

4-羟基-6-甲氧基喹啉-3-甲酸