A compound according to the formula: wherein: X represents (CH 2) m wherein m is an integer from 1 to 4, and one or more CH 2 are optionally replaced with O, S or N(R 01) wherein R 01 represents H, C 1 -C 7 alkyl or C 3 -C 8 cycloalkyl; Y represents (CH 2) n wherein n is an integer from 2 to 5, and one or more CH 2 are optionally replaced with O, S or N(R 02) wherein R 02 represents H, C 1 -C 7 alkyl or C 3 -C 8 cycloalkyl; Z represents N(R 1), O or S, wherein R 1 represents H, C 1 -C 7 alkyl or C 3 -C 8 cycloalkyl; represents a bond having an endo-configuration, an exo-configuration, or a mixture thereof; p is 0 or 1; R 2 represents H, C 1 -C 7 alkyl or C 2 -C 8 alkanoyl; R 3 represents F; R 4 represents H, C 1 -C 7 alkyl or C 2 -C 8 alkanoyl; and R 5 represents one of the following formulae: wherein R 6 represents halogen, cyano, C 1 -C 7 alkyl, C 1 -C 7 haloalkyl, C 1 -C 7 alkoxy or C 1 -C 7 haloalkoxy; and R 7 represents H, C 1 -C 7 alkyl, C 1 -C 7 haloalkyl, C 1 -C 7 alkoxy, C 1 -C 7 haloalkoxy, C 3 -C 8 cycloalkyl, -SO 2 -C 3 -C 8 cycloalkyl, C 3 -C 8 cycloalkyl-SO 2 -R 8, C 3 -C 8 cycloalkyl, -SO 2 -C 3 -C 8 cycloalkenyl, C 3 -C 8 cycloalkenyl-SO 2 -R 8, aryl, -SO 2 -aryl, aryl-SO 2 -R 8, a heterocyclic group, a -SO 2 -heterocyclic group, a heterocyclic-SO 2 -R 8 group, or -SO 2 -NR 9 R 10, wherein R 8 and R 9 each independently represents C 1 -C 7 alkyl or C 3 -C 8 cycloalkyl, and R 10 represents H, C 1 -C 7 alkyl or C 3 -C 8 cycloalkyl; or R 6 and R 7 are combined to form a ring together with the carbon atoms to which they are bonded; wherein "cycloalkyl" denotes a monocyclic or bicyclic alkyl; and wherein "cycloalkenyl" denotes a monocyclic or bicyclic alkenyl. X represents (CH 2) m wherein m is an integer from 1 to 4, and one or more CH 2 are optionally replaced with O, S or N(R 01) wherein R 01 represents H, C 1 -C 7 alkyl or C 3 -C 8 cycloalkyl; Y represents (CH 2) n wherein n is an integer from 2 to 5, and one or more CH 2 are optionally replaced with O, S or N(R 02) wherein R 02 represents H, C 1 -C 7 alkyl or C 3 -C 8 cycloalkyl; Z represents N(R 1), O or S, wherein R 1 represents H, C 1 -C 7 alkyl or C 3 -C 8 cycloalkyl; represents a bond having an endo-configuration, an exo-configuration, or a mixture thereof; p is 0 or 1; R 2 represents H, C 1 -C 7 alkyl or C 2 -C 8 alkanoyl; R 3 represents F; R 4 represents H, C 1 -C 7 alkyl or C 2 -C 8 alkanoyl; and R 5 represents one of the following formulae: wherein R 6 represents halogen, cyano, C 1 -C 7 alkyl, C 1 -C 7 haloalkyl, C 1 -C 7 alkoxy or C 1 -C 7 haloalkoxy; and R 7 represents H, C 1 -C 7 alkyl, C 1 -C 7 haloalkyl, C 1 -C 7 alkoxy, C 1 -C 7 haloalkoxy, C 3 -C 8 cycloalkyl, -SO 2 -C 3 -C 8 cycloalkyl, C 3 -C 8 cycloalkyl-SO 2 -R 8, C 3 -C 8 cycloalkyl, -SO 2 -C 3 -C 8 cycloalkenyl, C 3 -C 8 cycloalkenyl-SO 2 -R 8, aryl, -SO 2 -aryl, aryl-SO 2 -R 8, a heterocyclic group, a -SO 2 -heterocyclic group, a heterocyclic-SO 2 -R 8 group, or -SO 2 -NR 9 R 10, wherein R 8 and R 9 each independently represents C 1 -C 7 alkyl or C 3 -C 8 cycloalkyl, and R 10 represents H, C 1 -C 7 alkyl or C 3 -C 8 cycloalkyl; or R 6 and R 7 are combined to form a ring together with the carbon atoms to which they are bonded;