Ex Parte Zhang et al - Page 10



           Appeal No. 2003-0061                                                                     
           Application No. 09/611,109                                                               

                pyrazinyl, pyridazinyl, pyrrolyl, imidazolyl, pyrazolyl,                            
                thienyl, furyl, isoxazolyl and isothiazolyl; each such                              
                phenyl, naphthyl or heterocycle selected from the group                             
                hereinabove described, being substituted with 0 to 5 groups                         
                selected from the group consisting of halogen, C  branched1-6                         
                or unbranched alkyl which is optionally partially or fully                          
                halogenated, C  cycloalkyl, C  cycloalkenyl, hydroxy,3-8                5-8                                              
                cyano, C  alkyloxy which is optionally partially or fully1-3                                                                        
                halogenated, NH C(O) and di(C )alkylaminocarbonyl;2              1-3                                                
           b) C  cycloalkyl selected from the group consisting of3-7                                                                                
                cyclopropyl, cyclobutyl, cyclopentanyl, cyclohexanyl,                               
                cycloheptanyl, bicyclopentanyl, bicyclohexanyl and                                  
                bicycloheptanyl, which are optionally partially or fully                            
                halogenated and optionally substituted with one to three C1-3                       
                alkyl groups, or an analog of such cycloalkyl group wherein                         
                one to three ring methylene groups are replaced by groups                           
                independently selected from O, S, CHOH, >C=O, >C=S and NH;                          
           c) C  branched alkenyl which may optionally be partially or3-10                                                                               










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