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