| http://www.w3.org/ns/prov#value | - 1 or 2 carbon atoms, sulfonamido groups or combinations thereof, R is an alkyl group preferably having 1 to 4 carbon atoms, R1 is a perfluoroalkyl group preferably having 1 to 4 carbon atoms, R2 is an alkyl group which may be straight chain or branched and preferably having 4 to 10 carbon atoms and n is a number of from 2 to 40, preferably 2 to 20, more preferably 4 to 10.
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