Patent ID: 7468368

Claim:
A compound of formula (I): in which: n is 1 or 2; p is 1 or 2; R 1 represents a halogen atom; a trifluoromethyl radical; a (C 1 -C 4 )alkyl; a (C 1 -C 4 )alkoxy; or a trifluoromethoxy radical; R 2 represents a hydrogen atom or a halogen atom; R 3 represents a hydrogen atom; a group —OR 5 ; a group —CH 2 OR 5 ; a group —NR 6 R 7 ; a group —NR 8 COR 9 ; a group —NR 8 CONR 10 R 11 ; a group —CH 2 NR 12 R 13 ; a group —CH 2 NR 8 CONR 14 R 15 ; a (C 1 -C 4 )alkoxycarbonyl; or a group —CONR 16 R 17 ; or else R 3 constitutes a double bond between the carbon atom to which it is attached and the adjacent carbon atom of the piperidine ring; R 4 represents a pyrazinyl which is being unsubstituted or being mono- or disubstituted by a substituent selected independently from a halogen atom; a (C 1 -C 4 )alkyl; a (C 1 -C 4 )alkoxy; and a trifluoromethyl radical; R 5 represents a hydrogen atom; a (C 1 -C 4 )alkyl; or a (C 1 -C 4 )alkylcarbonyl; R 6 and R 7 represent each independently a hydrogen atom or a (C 1 -C 4 )alkyl; R 8 represents a hydrogen atom or a (C 1 -C 4 )alkyl; R 9 represents a (C 1 -C 4 )alkyl or a group —(CH 2 ) m —NR 6 R 7 ; m is 1, 2 or 3; R 10 and R 11 represent each independently a hydrogen atom or a (C 1 -C 4 )alkyl; R 12 represents a hydrogen atom or a (C 1 -C 5 )alkyl; R 13 represents a hydrogen atom, a (C 1 -C 5 ) alkyl, a group —(CH 2 ) q —OH or a group —(CH 2 ) q —S—CH 3 ; or else R 12 and R 13 , together with the nitrogen atom to which they are attached, constitute a heterocycle selected from aziridine, azetidine, pyrrolidine, piperidine and morpholine; q is 2 or 3; R 14 and R 15 represent each independently a hydrogen atom or a (C 1 -C 4 )alkyl; R 16 represents a hydrogen atom or a (C 1 -C 4 )alkyl; R 17 represents a hydrogen atom, a (C 1 -C 5 ) alkyl, or a group —(CH 2 ) q —NR 6 R 7 ; or else R 16 and R 17 , together with the nitrogen atom to which they are attached, constitute a heterocycle selected from azetidine, pyrrolidine, piperidine, morpholine and piperazine which is unsubstituted or substituted in position 4 by a (C 1 -C 4 )alkyl; or an acid addition salt thereof.