英文同义词: | 2,2,5,7-TETRAMETHYL-1-OXOINDANE-4-CARBOXYLIC ACID;2,2,5,7-TETRAMETHYLINDAN-1-OXO-4-CARBOXYLIC ACID;2,2,5,7-Tetramethylindan-1-one-4-carboxylic acid;1H-Indene-4-carboxylic acid, 2,3-dihydro-2,2,5,7-tetramethyl-1-oxo-;2,2,5,7-Tetramethyl-1-oxo-2,3-dihydro-1H-indene-4-carboxylic acid |