<http://webisa.webdatacommons.org/concept/propylene+carbonate_pc_>	<http://webisa.webdatacommons.org/ontology#hasHead>	"pc" .
<http://webisa.webdatacommons.org/concept/propylene+carbonate_pc_>	<http://webisa.webdatacommons.org/ontology#hasPreModifier>	"propylene carbonate" .
<http://webisa.webdatacommons.org/concept/propylene+carbonate_pc_>	<http://www.w3.org/2000/01/rdf-schema#label>	"propylene carbonate pc" .