Synonyms: ARC 239 DIHYDROCHLORIDE;2-[2-(4-(2-METHOXYPHENYL)PIPERAZIN-1-YL)ETHYL]-4,4-DIMETHYL-1,3-(2H,4H)-ISOQUINOLINDIONE DIHYDROCHLORIDE;2-(2-(4-(2-Methoxyphenyl)piperazin-1-yl)ethyl)-4,4-dimethyl-1,3-(2H,4H)-isoquinolindionedihydrochloride;ARC2392HCl;AR-C239;2-[2-[4-(2-Methoxyphenyl)-1-piperazinyl]ethyl]-4,4-dimethyl-1,3(2H,4H)-isoquinolinedione;2-[2-[4-(2-Methoxyphenyl)piperazino]ethyl]-4,4-dimethylisoquinoline-1,3(2H,4H)-dione