Patent ID: 7037941
Filing Date: 2006-05-02
Classification: A61K,C07C,C07D,C07K

Abstract:
1. A compound represented by the formula: or a pharmaceutically acceptable salt thereof wherein: R represents hydrogen, alkyl, alkenyl, alkynyl, cycloalkyl, aryl, aralkyl, alkoxycarbonyl, aryloxyalkyl, aralkoxycarbonyl, alkylcarbonyl, cycloalkylcarbonyl, cycloalkylalkoxycarbonyl, cycloalkylalkanoyl, alkanoyl, aralkanoyl, aroyl, aryloxycarbonyl, aryloxycarbonylalkyl, aryloxyalkanoyl, alkoxyalkyl, hydroxyalkyl, aminocarbonyl, aminoalkanoyl, and mono- and disubstituted aminocarbonyl and mono- and disubstituted aminoalkanoyl radicals wherein the substituents are selected from alkyl, aryl, aralkyl, cycloalkyl, and cycloalkylalkyl; R′ represents hydrogen and radicals as defined for R R R R R R R x represents 1 or 2; t represents either 0, 1 or 2; and Y represents O, S and NR