英文同义词: | 7,9-DIMETHOXYCARBONYL-2-ETHOXYCARBONYL-1H-PYRROLO-[2,3-F]QUINOLINE-4,5-DIONE;4,5-Dihydro-4,5-dioxo-1H-pyrrolo[2,3-f]quinoline-2,7,9-tricarboxylic Acid 2-Ethyl 7,9-DiMethyl Ester;1H-Pyrrolo[2,3-f]quinoline-2,7,9-tricarboxylic acid, 4,5-dihydro-4,5-dioxo-, 2-ethyl 7,9-dimethyl ester;Pyrroloquinoline quinone Impurity 1;2-Ethyl 7,9-dimethyl 4,5-dioxo-4,5-dihydro-1H-pyrrolo[2,3-f]quinoline-2,7,9-tricarboxylate |