Natural Products Ontology	The Prescription of Drugs Ontology	Source
http://purl.obolibrary.org/obo/CHEBI_38077	http://www.owl-ontologies.com/NPOntology.owl#Polypyrrole	LOOM
http://purl.obolibrary.org/obo/OBI_0000427	http://www.owl-ontologies.com/NPOntology.owl#Enzyme	LOOM
http://purl.obolibrary.org/obo/CHEBI_34856	http://www.owl-ontologies.com/NPOntology.owl#Morpholine	LOOM
http://purl.obolibrary.org/obo/CHEBI_26188	http://www.owl-ontologies.com/NPOntology.owl#Polyketide	LOOM
http://purl.obolibrary.org/obo/GO_0002524	http://www.owl-ontologies.com/NPOntology.owl#DOID_1205	LOOM
http://purl.obolibrary.org/obo/CHEBI_33706	http://www.owl-ontologies.com/NPOntology.owl#BetaAminoAcid	LOOM
http://purl.obolibrary.org/obo/CHEBI_23044	http://www.owl-ontologies.com/NPOntology.owl#Carotenoid	LOOM
http://purl.obolibrary.org/obo/BFO_0000023	http://purl.org/biotop/biotop.owl#Role	LOOM
http://purl.obolibrary.org/obo/CHEBI_36615	http://www.owl-ontologies.com/NPOntology.owl#Triterpenoid	LOOM
http://purl.obolibrary.org/obo/CHEBI_47778	http://www.owl-ontologies.com/NPOntology.owl#Glyceride	LOOM
http://purl.obolibrary.org/obo/CHEBI_26739	http://www.owl-ontologies.com/NPOntology.owl#Sphingolipid	LOOM
http://purl.obolibrary.org/obo/CHEBI_17522	http://www.owl-ontologies.com/NPOntology.owl#Alditol	LOOM
http://purl.obolibrary.org/obo/MONDO_0002492	http://www.owl-ontologies.com/NPOntology.owl#DOID_3021	LOOM
http://purl.obolibrary.org/obo/CHEBI_16247	http://www.owl-ontologies.com/NPOntology.owl#Phospholipid	LOOM
http://purl.obolibrary.org/obo/CHEBI_38605	http://www.owl-ontologies.com/NPOntology.owl#PhenethylamineAlkaloid	LOOM
http://purl.obolibrary.org/obo/CHEBI_36080	http://www.owl-ontologies.com/NPOntology.owl#Protein	LOOM
http://purl.obolibrary.org/obo/CHEBI_50906	http://purl.org/biotop/biotop.owl#Role	LOOM
http://www.ifomis.org/bfo/1.1/snap#Role	http://purl.org/biotop/biotop.owl#Role	LOOM
http://purl.obolibrary.org/obo/CHEBI_15841	http://purl.bioontology.org/ontology/CHEBI#polypeptide	LOOM