<http://webisa.webdatacommons.org/prov/117943179>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/133506309> .
<http://webisa.webdatacommons.org/133506309>	<http://www.w3.org/ns/prov#value>	"lower alkyl ethers, such as isopropyl, ethyl and especially methyl," .
<http://webisa.webdatacommons.org/133506309>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/422977523>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/133506309> .
<http://webisa.webdatacommons.org/133506309>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<faqs.org> .