Patent ID: 7365042

Claim:
A pyridine-3-sulfonyl compound having the formula (I) wherein R 1 is trifluoromethyl; R 2 , R 3 and R 4 are each independently hydrogen, nitro, C 1 -C 4 -alkyl, C 2 -C 4 -alkenyl, C 2 -C 4 -alkynyl or phenyl, wherein the alkyl, alkenyl, alkynyl and phenyl groups may be substituted with at least one halogen or at least one cyano; R 5 is halogen or NHR 6 ; R 6 is C 1 -C 4 -alkyl, C 2 -C 4 -alkenyl, C 2 -C 4 -alkynyl or phenyl, wherein the alkyl, alkenyl, alkynyl and phenyl groups may be substituted with at least one halogen or at least one cyano; or an isomer, salt or ester thereof.