英文别名6-CHLORO-CHROMAN-3-CARBOXYLIC ACID; 6-CHLOROCHROMANE-3-CARBOXYLIC ACID; 6-Chloro-3,4-dihydro-2H-1-benzopyran-3-carboxylic acid; (+/-)-6-chloro-2,3-dihydro-4H-1-benzopyran-3-carboxylic acid; 2H-1-Benzopyran-3-carboxylic acid, 6-chloro-3,4-dihydro-; 6-chloro-3,4-dihydro-2H-chromene-3-carboxylic acid 
