| abstract |
Compounds of formula (I): <CHEM> or pharmaceutically, veterinarily or agriculturally acceptable salts thereof, or pharmaceutically, veterinarily or agriculturally acceptable solvates of either entity, wherein R<1> is 2,4,6-trisubstituted phenyl or 3,5-disubstituted pyridin-2-yl; R<3> is hydrogen; C2 to C5 alkyl substituted with one or more halo and with hydroxy; C2 to C5 alkanoyl substituted with one or more halo; C2 to C6 alkenyl optionally substituted with one or more halo; halo; amino or CONH2; R<5> is hydrogen, amino or halo; R<2> and R<4> are each independently selected from hydrogen, fluoro, chloro and bromo; R<6> and R<8> are hydrogen; and R<7> is hydrogen or C1 to C4 alkyl optionally substituted with one or more halo; are parasiticidal agents. |