About: http://webisa.webdatacommons.org/147538407

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 composition according to claim 1 wherein said ester or ether of betulin is a compound according to the formula: Where
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com