<http://webisa.webdatacommons.org/prov/492670956>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/243104200> .
<http://webisa.webdatacommons.org/243104200>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/243104200>	<http://www.w3.org/ns/prov#value>	"An alkyl group with 1 to 7 carbon atoms can be branch-chained or straight-chained; it preferably has 1 to 4 carbon atoms and is in particular e.g. methyl, ethyl, propyl, isopropyl, butyl, iso-butyl or tert.-butyl." .
<http://webisa.webdatacommons.org/243104200>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .