Abstract: Compounds of formula (I), wherein A1 and A2 are each independently of the other a bond or a C1-C6alkylene bridge; A3 is a C1-C6alkylene bridge; X1 and X2 are each independently of the other fluorine, chlorine or bromine; Y is O, NR7, S, SO or SO2; R1, R2 and R3 are each independently of the others, for example, H, halogen, OH, SH, CN, nitro, C1-C6alkyl, C1-C6haloalkyl, C1-C6alkylcarbonyl or C2-C6alkenyl; Q is O, NR5, S, SO or SO2; W is, for example, O, NR5 or SO; T is for example, a bond, O or NR5; D is CH or N; R4 is, for example, H, halogen, OH, SH, CN or nitro; R5 and R7 are, for example, H, C1-C6alkyl or C1-C3haloalkyl; k is 1, 2, 3 or 4; m is 1 or 2; R10 is a radical which contains 0, N or S; R11 is, for example, H, C1-C12alkyl or a radical which contains from one to three hetero atoms selected from O, N and S; or R11 together with R12 is a bond; R12 is, for example, H, C1-C6alkyl, halo-C1-C6alkyl or C1-C6alkoxy-C1-C6-alkyl; and, where applicable, their possible E/Z isomeric mixtures isomers, EQ isomeric