About: http://webisa.webdatacommons.org/121801283

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	Preferably, M is an alkali metal and c=0, b=2, and R2 is a perfluoroalkyl radical.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com