Patent ID: 7129228

Claim:
A compound represented by A: wherein m is 1,2,3 or 4; n is 1; y is 1 or 2; R 1 represents alkyl, aryl, heteroaryl, or cycloalkyl; R 2 represents independently for each occurrence H, alkyl, fluoroalkyl, heteroaryl, or cycloalkyl; R 1 and R 2 may be connected through a covalent bond; R 3 represents independently for each occurrence H, alkyl, aryl, OR 2 , OC(O)R 2 , CH 2 OR 2 , or CO 2 R 2 ; R 4 represents independently for each occurrence H, alkyl, aryl, heteroaryl, alkenyl, or cycloalkyl; R 5 represents independently for each occurrence H, alkyl, CH 2 Y, aryl, heteroaryl, F, OR 2 , or OC(O)R 2 ; R 6 represents independently for each occurrence H, alkyl, CH 2 Y, aryl, heteroaryl, F, OR 2 , or OC(O)R 2 ; Y represents independently for each occurrence OR 2 , N(R 2 ) 2 , SR 2 , S(O)R 2 , S(O) 2 R 2 , or P(O)(OR 2 ) 2 ; any two geminal or vicinal instances of R 5 and R 6 may be connected through a covalent bond; X represents C(R 3 ) 2 , or C═O; and the stereochemical configuration at any stereocenter of a compound represented by A is R, S, or a mixture of these configurations.