2-Carbethoxy-4-(3-dimethylaminopropyl)-4H-1,4-benzothiazine hydrochloride 37386-66-6 4H-1,4-Benzothiazine-2-carboxylic acid, 4-(3-(dimethylamino)propyl)-, ethyl ester, monohydrochloride Cloridrato della 2-carboetossi-4-(3-dimetilaminopropil)-4H-1,4-benzotiazina [Italian]