英文别名2-(3,4-dihydro-2H-chromen-4-yl)acetic acid; (chroman-4-yl)acetic acid; 2H-1-Benzopyran-4-acetic acid,3,4-dihydro; (3,4-dihydro-1(2H)-benzopyran-4-yl)ethanoic acid; 2-(3,4-dihydro-2H-1-benzopyran-4-yl)acetic acid; Chroman-4-yl-acetic acid; 2H-1-Benzopyran-4-acetic acid, 3,4-dihydro- 
