About: http://webisa.webdatacommons.org/219736692

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	R.sup.11 and R.sup.12, independently of one another, are a hydrogen atom or a radical from the group consisting of --R.sup.13, --COOR.sup.13 and --CN, R.sup.13 being in each case a monovalent hydrocarbon radical having 1 to 20 C atoms.
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com