About: http://webisa.webdatacommons.org/284019597

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	The compounds of this invention correspond to the general formula ##STR1## wherein R is an ethyl or vinyl group, R.sub.1 is an alkyl group having from 1 to 4 carbon atoms and R.sub.2 is a hy
http://www.w3.org/ns/prov#wasQuotedFrom	patentgenius.com