A Compound of general formula (I) wherein R 1 and R 4 are independently selected from the group consisting of hydrogen and (C 1 -C 4 )alkyl; R 2 and R 3 are independently selected from the group consisting of hydrogen and (C 1 -C 4 )alkyl; or R 2 and R 3 may together with the carbon atom to which they are attached form a cyclopropyl, cyclobutyl, cyclopentyl, oxetanyl, tetrahydrofuranyl or tetrahydropyranyl ring; n = 0, 1 or 2; Q is -O-C(O)-R 5 ; R 5 is selected from the group consisting of (C 1 -C 6 )alkyl, (C 3 -C 7 )cycloalkyl, (4-7)-membered heterocycloalkyl, heteroaryl and aryl, wherein said heteroaryl and aryl are optionally substituted with one or more substituents selected from R 6 , and wherein said (C 1 -C 6 )alkyl, (C 3 -C 7 )cycloalkyl and (4-7)-membered heterocycloalkyl are optionally substituted with one or more substituents selected from R 7 ; R 6 consists of halogen, cyano, hydroxyl, (C 1 -C 4 )alkyl, halo(C 1 -C 4 )alkyl, -S(O) 2 R x ,-S(O) 2 NR a R b , C(O)NR a R b , -C(O)OR a , -C(O)R x and -OR x ; R 7 consists of halogen, hydroxyl, (C 1 -C 4 )alkyl, cyano, oxo, -C(O)NR a R b , -C(O)OR a ,-C(O)R x , S(O) 2 RX, -OR x , -SR x , aryl and heteroaryl; R x consist of (C 1 -C 6 )alkyl, (C 3 -C 6 )cycloalkyl; R a and R b are independently selected from the group consisting of hydrogen, (C 1 -C 4 )alkyl, halo(C 1 -C 4 )alkyl and phenyl(C 1 -C 4 )alkyl, or R a and R b may together with the nitrogen atom to which they are attached form a 4-6 membered heterocycloalkyl, wherein said heterocycloalkyl is optionally substituted with one or more (C 1 -C 4 )alkyl or -C(O)R x ; or pharmaceutically acceptable salts, hydrates or solvates thereof. R 1 and R 4 are independently selected from the group consisting of hydrogen and (C 1 -C 4 )alkyl; R 2 and R 3 are independently selected from the group consisting of hydrogen and (C 1 -C 4 )alkyl; or R 2 and R 3 may together with the carbon atom to which they are attached form a cyclopropyl, cyclobutyl, cyclopentyl, oxetanyl, tetrahydrofuranyl or tetrahydropyranyl ring; n = 0, 1 or 2; Q is -O-C(O)-R 5 ; R 5 is selected from the group consisting of (C 1 -C 6 )alkyl, (C 3 -C 7 )cycloalkyl, (4-7)-membered heterocycloalkyl, heteroaryl and aryl, wherein said heteroaryl and aryl are optionally substituted with one or more substituents selected from R 6 , and wherein said (C 1 -C 6 )alkyl, (C 3 -C 7 )cycloalkyl and (4-7)-membered heterocycloalkyl are optionally substituted with one or more substituents selected from R 7 ; R 6 consists of halogen, cyano, hydroxyl, (C 1 -C 4 )alkyl, halo(C 1 -C 4 )alkyl, -S(O) 2 R x ,-S(O) 2 NR a R b , C(O)NR a R b , -C(O)OR a , -C(O)R x and -OR x ; R 7 consists of halogen, hydroxyl, (C 1 -C 4 )alkyl, cyano, oxo, -C(O)NR a R b , -C(O)OR a ,-C(O)R x , S(O) 2 RX, -OR x , -SR x , aryl and heteroaryl; R x consist of (C 1 -C 6 )alkyl, (C 3 -C 6 )cycloalkyl; R a and R b are independently selected from the group consisting of hydrogen, (C 1 -C 4 )alkyl, halo(C 1 -C 4 )alkyl and phenyl(C 1 -C 4 )alkyl, or R a and R b may together with the nitrogen atom to which they are attached form a 4-6 membered heterocycloalkyl, wherein said heterocycloalkyl is optionally substituted with one or more (C 1 -C 4 )alkyl or -C(O)R x ; or pharmaceutically acceptable salts, hydrates or solvates thereof. <EOS>