A compound according to Formula I or a pharmaceutically acceptable salt thereof wherein - A 1 is NR 1 or CR 1, with R 1 being H or methyl, with methyl, if present, optionally being substituted with one or more F; - the cyclopropyl moiety can be optionally substituted with one or more methyl and one or more F; - A 2 -A 5 are N or CR 2 -CR 5, respectively, with the proviso that no more than two of the four positions A in A 2 -A 5 can be simultaneously N; - R 2 -R 5 are independently H, halogen, amino, C alkoxy, (di)C alkylamino or C alkyl; - R 6 and R 7 are independently H, F, methyl, ethyl, hydroxyl or methoxy or R 6 and R 7 together is carbonyl, all alkyl groups, if present, optionally being substituted with one or more F; - R 8 is H or C alkyl; - A 9 -A 12 are N or CR 9 -CR 12, respectively, with the proviso that no more than two of the four positions A in A 9 -A 12 can be simultaneously N; - R 9 -R 12 are independently H, halogen, amino, C alkoxy, (di)C alkylamino or C alkyl; - R 13 is H, C alkyl, C alkenyl, C cycloalkyl, C cycloalkylC alkyl, C heterocycloalkyl, C heterocycloalkyl-C alkyl, C aryl, C arylC alkyl, C heteroaryl or C heteroarylC alkyl, all groups optionally substituted with one or more halogen, amino, hydroxyl, cyano, C alkoxy, C alkoxycarbonyl, (di)C alkylamino or C alkyl; and - R 14 is H, C alkyl, C alkenyl, C cycloalkyl, C cycloalkylC alkyl, C heterocycloalkyl, C heterocycloalkyl-C alkyl, C aryl, C arylC alkyl, C heteroaryl or C heteroarylC alkyl, all groups optionally substituted with one or more halogen, amino, hydroxyl, cyano, C alkoxy, C alkoxycarbonyl, (di)C alkylamino or C alkyl; or R 13 and R 14 are fused and form a ring having 5 to 7 atoms by joining R13 being C alkyl or C alkenyl with an independent substituent within the definition of R14, all groups optionally substituted with one or more halogen, amino, hydroxy, cyano, C alkoxy, C alkoxycarbonyl, (di)C alkylamino or C alkyl. - A 1 is NR 1 or CR 1, with R 1 being H or methyl, with methyl, if present, optionally being substituted with one or more F; - the cyclopropyl moiety can be optionally substituted with one or more methyl and one or more F; - A 2 -A 5 are N or CR 2 -CR 5, respectively, with the proviso that no more than two of the four positions A in A 2 -A 5 can be simultaneously N; - R 2 -R 5 are independently H, halogen, amino, C alkoxy, (di)C alkylamino or C alkyl; - R 6 and R 7 are independently H, F, methyl, ethyl, hydroxyl or methoxy or R 6 and R 7 together is carbonyl, all alkyl groups, if present, optionally being substituted with one or more F; - R 8 is H or C alkyl; - A 9 -A 12 are N or CR 9 -CR 12, respectively, with the proviso that no more than two of the four positions A in A 9 -A 12 can be simultaneously N; - R 9 -R 12 are independently H, halogen, amino, C alkoxy, (di)C alkylamino or C alkyl; - R 13 is H, C alkyl, C alkenyl, C cycloalkyl, C cycloalkylC alkyl, C heterocycloalkyl, C heterocycloalkyl-C alkyl, C aryl, C arylC alkyl, C heteroaryl or C heteroarylC alkyl, all groups optionally substituted with one or more halogen, amino, hydroxyl, cyano, C alkoxy, C alkoxycarbonyl, (di)C alkylamino or C alkyl; and - R 14 is H, C alkyl, C alkenyl, C cycloalkyl, C cycloalkylC alkyl, C heterocycloalkyl, C heterocycloalkyl-C alkyl, C aryl, C arylC alkyl, C heteroaryl or C heteroarylC alkyl, all groups optionally substituted with one or more halogen, amino, hydroxyl, cyano, C alkoxy, C alkoxycarbonyl, (di)C alkylamino or C alkyl;