| abstract |
(57) Abstract: 1- (arylalkenyl) -4- (aryl) useful for treating central nervous system disorders associated with sigma receptors and for preventing or treating cerebral circulation disorders and inflammatory disorders of immune origin. To provide a novel compound having a methyl) piperazine structure or a salt thereof, a method for producing the same, and a pharmaceutical composition containing the same. SOLUTION: Formula (I): (In the formula, Ar 1 and Ar 2 may be the same or different and independently of each other represent phenyl or naphthyl or substituted phenyl or substituted naphthyl, and X and Y are Each of which represents two hydrogen atoms or which together form an oxo group, RA represents an alkyl group), its optical isomers in the form of pure or mixtures or a pharmaceutical , An addition salt thereof with an acceptable acid or base, a method for producing the same, and a pharmaceutical composition containing the same. |