| http://www.w3.org/ns/prov#value | - Such alicyclic and aromatic carbon atoms can be derived from such monomers as cyclopentene, cyclohexene, methylene cyclopentene, methylene cyclohexene, 1,3-cyclohexadiene, norbornene, norbornadiene, cyclopentadiene styrene and alpha-methyl styrene.
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