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[0117] Further, recurring units ( c) having another adhesive group selected from hydroxyl ( other than the foregoing phenolic hydroxyl), lactone ring, ether bond, ester bond, carbonyl, cyano, and carboxyl groups may also be incorpo› rated in the base polymer. Examples of suitable monomers from which recurring units ( c) are derived are given below, but not limited thereto. Herein RA is as defined above. 

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