About: http://webisa.webdatacommons.org/31300852

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	R3a is particularly hydrogen or alkyl, especially lower alkyl and is most preferably hydrogen.
http://www.w3.org/ns/prov#wasQuotedFrom	freshpatents.com