About: http://webisa.webdatacommons.org/211245015

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	These group and ring may be substituted. (4) Polymers comprising the following (a), (b) and (c): ##STR8## wherein X is a hydrogen atom, an alkyl group which may be substituted, or a halogen atom.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com