About: http://webisa.webdatacommons.org/110120348

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	Where the optionally substituted heteroaromatic compound is substituted by a carboxy or sulfonyl group, the group may be in the form of a salt, e.g. the sodium, potassium or ammonium salt.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com