(R)-4-(4-chlorobenzyl)-2-(1-methylazepan-4-yl)phthalazin-1(2H)-one hydrochloride; (R)-4-[(4-Chlorophenyl)methyl]-2-(hexahydro-1-methyl-1H-azepin-4-yl)-1(2H)-phthalazinone Hydrochloride; (-)-Azelastine Hydrochloride
(R)-4-(4-chlorobenzyl)-2-(1-methylazepan-4-yl)phthalazin-1(2H)-one hydrochloride; (R)-4-[(4-Chlorophenyl)methyl]-2-(hexahydro-1-methyl-1H-azepin-4-yl)-1(2H)-phthalazinone Hydrochloride; (-)-Azelastine Hydrochloride