About: http://webisa.webdatacommons.org/79707740

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	c ring, preferably of from about 5 to about 7 members wherein the hetero atom is nitrogen, oxygen or sulfur, or a complexation ligand such as, e.g. trans-trialkylphosphine, and the like.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com