<http://webisa.webdatacommons.org/concept/butane_c4h10_>	<http://webisa.webdatacommons.org/ontology#hasHead>	"c4h10" .
<http://webisa.webdatacommons.org/concept/butane_c4h10_>	<http://webisa.webdatacommons.org/ontology#hasPreModifier>	"butane" .
<http://webisa.webdatacommons.org/concept/butane_c4h10_>	<http://www.w3.org/2000/01/rdf-schema#label>	"butane c4h10" .