英文别名(6-OXO-7,8,9,10-TETRAHYDRO-6H-BENZO[C]CHROMEN-3-YLOXY)-ACETIC ACID; 2-[(6-oxo-7,8,9,10-tetrahydrobenzo[c]chromen-3-yl)oxy]acetic acid; Acetic acid, 2-[(7,8,9,10-tetrahydro-6-oxo-6H-dibenzo[b,d]pyran-3-yl)oxy]-; 2-({6-oxo-6h,7h,8h,9h,10h-cyclohexa[c]chromen-3-yl}oxy)acetic acid 
