Synonyms:
6,7-dime ; quinazolindione ; labotest-bb lt00453115 ; doxazosin ep impurity d ; doxazosin related compound b ; 6,7-dimethoxyquinazoline-2,4-d ; 6,7-dimethoxyquinazoline-2,5-diol ; 6,7-dimethoxy-2,4-quinazolinedione ; 6,7-dimethoxyquinazoline-2,4-dione ; 6,7-dimethoxy-quinazoline-2,4-diol