英文别名Terazosin EP Impurity G; 6-O-Desmethyl terazosin; (4-(4-Amino-6-hydroxy-7-methoxyquinazolin-2-yl)piperazin-1-yl)(tetrahydrofuran-2-yl)methanone; [4-(4-amino-6-hydroxy-7-methoxyquinazolin-2-yl)piperazin-1-yl]-(oxolan-2-yl)methanone; 1-(4-Amino-6-hydroxy-7-methoxyquinazolin-2-yl)-4-(((2RS)-tetrahydrofuran-2-yl)carbonyl)piperazine; Terazosin hydrochloride dihydrate impurity G; 4-amino-7-methoxy-2-[4-(oxolane-2-carbonyl)piperazin-1-yl]quinazolin-6-ol; 1-(4-Amino-6-hydroxy-7-methoxy-2-quinazolinyl)-4-[(tetrahydro-2-furanyl)carbonyl]piperazine 
