Patent ID: 7902219

Claim:
A compound of formula (I): wherein: X is phenyl optionally substituted with one or more groups chosen, independently of each other, from the group consisting of halogen, (C 1 -C 6 )alkoxy, (C 1 -C 6 )alkyl, (C 3 -C 7 )cycloalkyl(C 1 -C 6 )alkyl, (C 3 -C 7 )cycloalkyl(C 1 -C 6 )alkoxy, hydroxyl, amino and NRaRb; R 1 is hydrogen, halogen, (C 1 -C 6 )alkoxy, (C 1 -C 6 )alkyl, (C 3 -C 7 )cycloalkyl(C 1 -C 6 )alkyl, (C 3 -C 7 )cycloalkyl(C 1 -C 6 )alkoxy, hydroxyl or amino, wherein the (C 1 -C 6 )alkyl group is optionally substituted with one or more times by halogen, hydroxyl, amino, or (C 1 -C 6 )alkoxy, and the (C 1 -C 6 )alkoxy group is optionally substituted with one or more times by halogen, hydroxyl, amino, or (C 1 -C 6 )alkoxy; R 2 is (C 1 -C 6 )alkyl substituted with one or more groups chosen, independently of each other, from the group consisting of halogen, hydroxyl, amino and NRaRb, (C 1 -C 6 )alkoxy substituted with one or more groups chosen, independently of each other, from the group consisting of halogen, hydroxyl, amino and NRaRb, (C 3 -C 7 )cycloalkyl(C 1 -C 6 )alkyl, (C 3 -C 7 )cycloalkyl(C 1 -C 6 )alkoxy, (C 2 -C 6 )alkenyl, (C 2 -C 6 )alkynyl, —CO—R 5, —CO—NR 6 R 7, —CO—O—R 8, —NR 9 —CO—R 10 , cyano, or phenyl optionally substituted with one or more groups chosen, independently of each other, from the group consisting of halogen, (C 1 -C 6 )alkoxy, (C 1 -C 6 )alkyl, (C 3 -C 7 )cycloalkyl(C 1 -C 6 )alkyl, (C 3 -C 7 )cycloalkyl(C 1 -C 6 )alkoxy, hydroxyl, amino, NraRb, and CO—R 5 , wherein the (C 1 -C 6 )alkyl group is optionally substituted by hydroxyl group; R 3 is hydrogen, (C 1 -C 6 )alkyl, halogen or hydroxyl; R 4 is hydrogen or halogen; R 5 is hydrogen or (C 1 -C 6 )alkyl; R 6 and R 7 are, independently, hydrogen or (C 1 -C 6 )alkyl; R 8 is (C 1 -C 6 )alkyl; R 9 and R 10 are, independently, hydrogen or (C 1 -C 6 )alkyl; R 11 is (C 1 -C 6 )alkyl; R 12 is hydrogen or (C 1 -C 6 )alkyl; Ra is (C 1 -C 6 )alkyl; and R b is hydrogen or (C 1 -C 6 )alkyl; provided that: at least one of R 1 , R 2 , R 3 and R 4 is not a hydrogen; and the compound is not a compound of formula (I) wherein: X is phenyl, R 3 is methyl, and R 1 , R 2 and R 4 are hydrogen; X is phenyl, R 2 is chlorine or methoxy, and R 1 , R 3 and R 4 are hydrogen; X is p-tolyl, R 2 is methyl, and R 1 , R 3 and R 4 are hydrogen; X is p-chlorophenyl, R 1 is chlorine, methoxy or methyl, and R 2 , R 3 and R 4 are hydrogen; X is p-chlorophenyl, R 2 is chlorine, and R 1 , R 3 and R 4 are hydrogen; X is p-chlorophenyl, R 2 is methyl, and R 1 , R 3 and R 4 are hydrogen; X is p-chlorophenyl,R 4 is methyl, and R 1 , R 2 and R 3 are hydrogen; X is p-chlorophenyl, R 3 is methyl, and R 1 , R 2 and R 4 are hydrogen; or X is p-chlorophenyl, R 1 and R 3 are methyl, and R 2 and R 4 are hydrogen; or an acid-addition salt thereof.