Compounds of the general formula (Ic) in which R 1 is hydrogen, optionally substituted C 1 -C 6 -alkyl, C 3 -C 6 -alkenyl, C 3 -C 6 -alkynyl, C 3 -C 7 -cycloalkyl, C 1 -C 6 -alkylcarbonyl, C 1 -C 6 -alkoxycarbonyl, aryl(C 1 -C 3)-alkyl, heteroaryl (C 1 -C 3) -alkyl; the following chemical moieties are as follows: A 1 is CR 2 or nitrogen, A 2 is CR 3 or nitrogen, A 3 is CR 4 or nitrogen, and A 4 is CR 5 or nitrogen, but not more than three of the chemical moieties A 1 to A 4 are simultaneously nitrogen; R 2, R 3, R 4 and R 5 are each independently hydrogen, halogen, cyano, nitro, optionally substituted C 1 -C 6 -alkyl, C 3 -C 6 -cycloalkyl, C 1 -C 6 -alkoxy, N- C 1 -C 6 -alkoxyimino-C 1 -C 3 -alkyl, C 1 -C 6 -alkylsulphanyl, C 1 -C 6 -alkylsulphinyl, C 1 -C 6 -alkylsulphonyl, N -C 1 -C 6 -alkylamino or N,N -di-C 1 -C 6 -alkylamino; if neither of the A 2 and A 3 moieties is nitrogen, R 3 and R 4 together with the carbon atom to which they are bonded may form a 5-or 6-membered ring containing 0, 1 or 2 nitrogen atoms and/or 0 or 1 oxygen atom and/or 0 or 1 sulphur atom, or if neither of the A 1 and A 2 moieties is nitrogen, R 2 and R 3 together with the carbon atom to which they are bonded may form a 5-or 6-membered ring containing 0, 1 or 2 nitrogen atoms and/or 0 or 1 oxygen atom and/or 0 or 1 sulphur atom; W is oxygen or sulphur; Q is hydrogen, amino or one of the following optionally substituted moieties: alkyl, alkyloxy, alkenyl, alkynyl, cycloalkyl, heterocyclyl, cycloalkylalkyl, arylalkyl, heteroarylalkyl, alkoxycarbonyl, or an N- alkylamino, N -alkylcarbonylamino, N,N- dialkylamino, alkylsulphonylamino moiety; or Q is an optionally mono- to penta-V-substituted aryl, or an optionally mono- to penta-V-substituted heteroaryl, where V is halogen, cyano, nitro, optionally substituted alkyl, alkenyl, alkynyl, cycloalkyl, alkoxy, N -alkoxyiminoalkyl, alkylsulphanyl, alkylsulphinyl, alkylsulphonyl, N,N-dialkylamino; R 6 is independently halogen, cyano, nitro, amino or an optionally substituted C 1 -C 6 -alkyl, C 1 -C 6 -alkyloxy, C 1 -C 6 -alkylcarbonyl, C 1 -C 6 -alkylsulphanyl, C 1 -C 6 -alkylsulphinyl, C 1 -C 6 -alkylsulphonyl, and n has the values of 0-2; Z 1 is an optionally substituted alkyl or cycloalkyl, and Z 2 is hydrogen, halogen, cyano, nitro, amino or an optionally substituted alkyl, alkylcarbonyl, alkylsulphanyl, alkylsulphinyl, alkylsulphonyl, and Z 3 is hydrogen or an optionally substituted alkyl, cycloalkyl, alkenyl, alkynyl, aryl or hetaryl. R 1 is hydrogen, optionally substituted C 1 -C 6 -alkyl, C 3 -C 6 -alkenyl, C 3 -C 6 -alkynyl, C 3 -C 7 -cycloalkyl, C 1 -C 6 -alkylcarbonyl, C 1 -C 6 -alkoxycarbonyl, aryl(C 1 -C 3)-alkyl, heteroaryl (C 1 -C 3) -alkyl; A 1 is CR 2 or nitrogen, A 2 is CR 3 or nitrogen, A 3 is CR 4 or nitrogen, and A 4 is CR 5 or nitrogen, but not more than three of the chemical moieties A 1 to A 4 are simultaneously nitrogen; R 2, R 3, R 4 and R 5 are each independently hydrogen, halogen, cyano, nitro, optionally substituted C 1 -C 6 -alkyl, C 3 -C 6 -cycloalkyl, C 1 -C 6 -alkoxy, N- C 1 -C 6 -alkoxyimino-C 1 -C 3 -alkyl, C 1 -C 6 -alkylsulphanyl, C 1 -C 6 -alkylsulphinyl, C 1 -C 6 -alkylsulphonyl, N -C 1 -C 6 -alkylamino or N,N -di-C 1 -C 6 -alkylamino; if neither of the A 2 and A 3 moieties is nitrogen, R 3 and R 4 together with the carbon atom to which they are bonded may form a 5-or 6-membered ring containing 0, 1 or 2 nitrogen atoms and/or 0 or 1 oxygen atom and/or 0 or 1 sulphur atom, or if neither of the A 1 and A 2 moieties is nitrogen, R 2 and R 3 together with the carbon atom to which they are bonded may form a 5-or 6-membered ring containing 0, 1 or 2 nitrogen atoms and/or 0 or 1 oxygen atom and/or 0 or 1 sulphur atom; W is oxygen or sulphur; Q is hydrogen, amino or one of the following optionally substituted moieties: alkyl, alkyloxy, alkenyl, alkynyl, cycloalkyl, heterocyclyl, cycloalkylalkyl, arylalkyl, heteroarylalkyl, alkoxycarbonyl, or an N- alkylamino, N -alkylcarbonylamino, N,N- dialkylamino, alkylsulphonylamino moiety; or Q is an optionally mono- to penta-V-substituted aryl, or an optionally mono- to penta-V-substituted heteroaryl, where V is halogen, cyano, nitro, optionally substituted alkyl, alkenyl, alkynyl, cycloalkyl, alkoxy, N -alkoxyiminoalkyl, alkylsulphanyl, alkylsulphinyl, alkylsulphonyl, N,N-dialkylamino; R 6 is independently halogen, cyano, nitro, amino or an optionally substituted C 1 -C 6 -alkyl, C 1 -C 6 -alkyloxy, C 1 -C 6 -alkylcarbonyl, C 1 -C 6 -alkylsulphanyl, C 1 -C 6 -alkylsulphinyl, C 1 -C 6 -alkylsulphonyl, and n has the values of 0-2; Z 1 is an optionally substituted alkyl or cycloalkyl, and Z 2 is hydrogen, halogen, cyano, nitro, amino or an optionally substituted alkyl, alkylcarbonyl, alkylsulphanyl, alkylsulphinyl, alkylsulphonyl, and Z 3 is hydrogen or an optionally substituted alkyl, cycloalkyl, alkenyl, alkynyl, aryl or hetaryl.