About: http://webisa.webdatacommons.org/173814772

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	Choice of the 2-aminopyridines within the definition of E above is believed to be limited only by practical considerations including cost, ease of handling and the like.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com