PCT No. PCT/SE93/00639 Sec. 371 Date Jan. 31, 1995 Sec. 102(e) Date Jan. 31, 1995 PCT Filed Jul. 22, 1993 PCT Pub. No. WO94/03436 PCT Pub. Date Feb. 17, 1994Compounds of general formula (I) are useful for treating mental disorders, wherein R1 and R2 are the same or different and selected from hydrogen or lower alkyl; Ar are the same or different and selected from pyridyl and phenyl groups, n is 1 or 2, X is nitrogen or methine. When X is nitrogen, Y is methylene. When X is methine, Y is selected from nitrogen or oxygen. A is selected from carboxylic derivatives. The pharmacologically active salts of formula (I) are also embraced. <IMAGE> (I)
Piperazine carboxamides