<http://webisa.webdatacommons.org/concept/peg_molecule_>	<http://www.w3.org/2000/01/rdf-schema#label>	"peg molecule" .
<http://webisa.webdatacommons.org/concept/peg_molecule_>	<http://webisa.webdatacommons.org/ontology#hasPreModifier>	"peg" .
<http://webisa.webdatacommons.org/concept/peg_molecule_>	<http://webisa.webdatacommons.org/ontology#hasHead>	"molecule" .