About: http://webisa.webdatacommons.org/110654447

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	hlorine, COC, C1 to C2 alkyl, aryl, COR, 2,4 dinitrophenyl, N-imido or N2 and L is a direct bond or >C???O and R is hydrogen or lower alkyl, and those disclosed in U.S. Pat. No. 5,451,343.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com