Synonyms: 2,4,6(1H,3H,5H)-Pyrimidinetrione,5-phenyl-5-[2-(1-pyrrolidinyl)ethyl]-, monohydrochloride (9CI); Barbituricacid, 5-phenyl-5-[2-(1-pyrrolidinyl)ethyl]-, hydrochloride (7CI); Barbituricacid, 5-phenyl-5-[2-(1-pyrrolidinyl)ethyl]-, monohydrochloride (8CI);5-(2-Pyrrolidinoethyl)-5-phenylbarbituric acid hydrochloride