Patent ID: 7314889

Claim:
A compound of the formula (I) wherein R 1 represents hydrogen, hydroxy, halogen, linear or branched (C 1 -C 12 ) alkyl, linear or branched (C 1 -C 12 ) alkoxy, or substituted or unsubstituted arylalkyl; R 2 represents hydrogen, halogen, linear or branched (C 1 -C 12 ) alkyl, linear or branched (C 1 -C 12 ) alkoxy, (C 1 -C 12 ) alkanoyl, aroyl, arylalkanoyl, or substituted or unsubstituted arylalkyl; R 3 represents hydrogen or a substituted or unsubstituted group which is linear or branched (C 1 -C 12 )alkyl, cycloalkyl, cycloalkylalkyl, cycloalkenyl, aryl, (C 1 -C 12 )alkanoyl, aroyl, arylalkyl, arylalkanoyl, alkoxyalkyl, alkoxycarbonyl, aryloxycarbonyl, alkylaminocarbonyl, or arylaminocarbonyl; R 4 represents hydrogen; Y represents oxygen; R 5 represents hydrogen or a substituted or unsubstituted group which is alkyl, alkenyl, cycloalkyl, cycloalkylalkyl, aryl or arylalkyl; Ar represents substituted or unsubstituted group which is divalent phenylene, or naphthylene; X represents a bond; R 6 represents —OSO 2 R 8 , —SO 2 R 8 , —SOR 8 , —SR 8 , —SO 2 NR 8 R 9 , or —SO 2 OR 8 , wherein R 8 and R 9 which may be the same or different, independently represent hydrogen, substituted or unsubstituted alkyl, aryl, arylalkyl, alkoxycarbonyl or arylalkoxycarbonyl; or with the provisio that R 6 is hydrogen, when R 13 is at the third position of the phenyl ring and does not represent hydrogen; R 13 represents hydrogen, —OSO 2 R 8 , —SO 2 R 8 , —SOR 8 , —SR 8 , —SO 2 NR 8 R 9 , —SO 2 OR 8 , wherein R 8 and R 9 , which may be the same or different, independently represent hydrogen, substituted or unsubstituted alkyl, aryl, arylalkyl, alkoxycarbonyl or arylalkoxycarbonyl; n is 1 to 6, and m is 0 to 6; and stereoisomers, tautomeric forms, pharmaceutically acceptable salts, and pharmaceutically acceptable solvates of the compound of the formula (I).