About: http://webisa.webdatacommons.org/223836361

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	where Pc represents a substituted or unsubstituted phthalocyanine ring, R is an alkyl group, an aryl group, or an arakyl group, and n is an integer from 0 to 4.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com