PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Similarly, the transport barrier could be based on two non-planar aromatic units (the larger the twist angle, ??, the larger the barrier) or heteroatomic units such as oxygen or nitrogen within the chain.
http://www.w3.org/ns/prov#wasQuotedFrom
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