About: http://webisa.webdatacommons.org/190621068

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	or a quaternized adduct thereof, wherein R1, R3 and R4 are, independently, hydrogen or an alkyl group and R2 is an alkyl group.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com