About: http://webisa.webdatacommons.org/181512570

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	Presently preferred organic substituent groups can be represented by the general formula: ##STR5## wherein R1 is an organic group containing at least three carbon atoms.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au