| http://www.w3.org/ns/prov#value | - en, sulfur, silicon, phosphorus, and the like either may or may not be present in either or both of the alkyl portion and the aryl portion of the alkylaryl group), having from about 6 carbon atoms to about 200 carbon atoms, such as from about 7 carbon atoms to about 150 carbon atoms or from about 8 carbon atoms to about 100 carbon atoms, although the number of carbon atoms can be outside of these
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