About: http://webisa.webdatacommons.org/55728940

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	R1 particularly suitably represents a methyl group or a phenyl group in terms of the ease of availability of a raw material for the compound.R2 represents, for example, a hydrogen atom, a cyano group, or ???CONH2.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com