About: http://webisa.webdatacommons.org/285334595

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	are hydrogen or alkyl, R. sub. 2 is dialkylamino, alkoxy or aroxy and x is an integer from 2 to 4.
http://www.w3.org/ns/prov#wasQuotedFrom	radaris.com