| http://www.w3.org/ns/prov#value | - rbon radical having, for example, 6 to 7 carbon atoms, such as phenyl, benzyl or tolyl, R is a lower alkylene hydrocarbon radical having, for example, 1 to 2 carbon atoms, such as methylene and ethylene, R is a long chain alkyl hydrocarbon radical having, for example, 8 to 25, preferably 8 to 20, carbon atoms, such as octyl, dodecyl, pentadecyl, eicos
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