PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Arrow pushing or electron pushing is a technique used to describe the progression of organic chemistry reaction mechanisms.[1] It was first developed by Sir Robert Robinson.[2] In using arrow pushing, curved arrows" or curly arrows" are superimposed over the structural formulae of reactants in a chemical equation to show the reaction mechanism.
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  • wikipedia.org