2,5-Cyclohexadiene-1,4-dione,5-(3,4-dihydro- 7-hydroxy-2H-1-benzopyran-3-yl)-2,3- dimethoxy-

2,5-Cyclohexadiene-1,4-dione,5-(3,4-dihydro- 7-hydroxy-2H-1-benzopyran-3-yl)-2,3- dimethoxy- · CAS 69359-09-7