<http://webisa.webdatacommons.org/prov/30947309>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/336271902> .
<http://webisa.webdatacommons.org/336271902>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/336271902>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<faqs.org> .
<http://webisa.webdatacommons.org/336271902>	<http://www.w3.org/ns/prov#value>	"R1 is a halogen, R2 can be a hydroxy group whereas R3 can" .