Patent ID: 7579362

Claim:
The compound of formula I wherein X is CH 2 or a single bond; Y is a group of formula and R is phenyl, naphthyl, tetrahydronaphthyl, indanyl, thienyl, benzothienyl, furanyl, benzofuranyl and isobenzofuranyl, which in each case can be unsubstituted or mono-, di- or trisubstituted by halogen, cyano, formyl, acetyl, C 1 -C 3 alkoxycarbonyl, N,N-di-(C 1 -C 3 alkyl) carbamoyl, phenyl, phenoxy, methylendioxy, ethylendioxy; or C 1 -C 4 alkyl, C 2 -C 4 alkenyl, C 2 -C 4 alkinyl or C 1 -C 4 alkoxy, which radicals themselves can be unsubstituted or mono-, di- or trisubstituted by halogen; in free base or acid addition salt form.