About: http://webisa.webdatacommons.org/294938775

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	Group A: A compound in which R1 is a hydrogen atom, a halogen atom or a group represented by the formula (2), or its pharmacologically acceptable salt.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com