Patent ID: 8372878

Claim:
A compound of general formula (I) and isomeric forms thereof wherein n is 0, 1, 2 or 3, with saturated or unsaturated bonds; at least one of R 1 to R 5 represents halogen; at least one of R 1 , R 2 , R 3 , R 4 and R 5 is —S—R, or two of R 1 -R 5 form a linking group —S—(CH 2 ) m —S—, where m is 1, 2 or 3; and R is selected from alkyl having 1 to 5 carbon atoms, cycloalkyl having 3-6 carbon atoms, hydroxy, and aryl having 6 to 10 carbon atoms, such groups being optionally substituted; and wherein when R 1 is —S—R, then at least one of R 2 , R 3 or R 5 is selected from halogen; and R 1 , R 2 , R 3 , R 4 and R 5 are otherwise the same or different and are selected from hydrogen, halogen, alkyl having 1 to 5 carbon atoms, alkoxy having 1-5 carbon atoms or hydroxy, cyano, nitro, trifluoroalkyl or amide; alkylamino, benzoyloxy, nitroxy, phenyl and sulpho; and pharmacologically acceptable salts thereof.