About: http://webisa.webdatacommons.org/15634810

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	The groups R1 preferably contain halogen, in particular fluorine, e.g. C1 -C20 -haloalkyl or C6 -C20 -haloaryl, and can coordinate to the metal atom M via a halogen atom.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com