9-chloro-5-(p-aminomethyl-o-(carboxymethoxy)phenylcarbamoylmethyl)-6,7-dihydro-1H,5H-pyrido(1,2,3-de)quinoxaline-2,3-dione hydrochloride trihydrate
9-chloro-5-(p-aminomethyl-o-(carboxymethoxy)phenylcarbamoylmethyl)-6,7-dihydro-1h,5h-pyrido(1,2,3-de)quinoxaline-2,3-dione hydrochloride trihydrate