Ex parte HAMMOND et al. - Page 11




          Appeal No. 95-4826                                                           
          Application 08/141,752                                                       




          wherein R  is alkyl, R  is hydrogen and R =H; or R  is alkyl and R1          2                   4      4                1          
          and R  are hydrogen; R  is -(CH ) -SO -,where m is 1 to 6; X is N,2               3        2m   3                                        
          CH or                                                                        









          wherein Y is -SO - at position 2 of the ring; and Z is -SO - at3                                       3                 
          position 4 of the ring.                                                      




















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