About: http://webisa.webdatacommons.org/31036410

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	R16 and R17, which are identical or different, are a hydrogen atom or a C1???C4 alkyl radical,
http://www.w3.org/ns/prov#wasQuotedFrom	google.com