Chemical Entities of Biological Interest Ontology	Master Drug Data Base Clinical Drugs	Source
http://purl.obolibrary.org/obo/CHEBI_140618	http://purl.bioontology.org/ontology/MDDB/14559	LOOM
http://purl.obolibrary.org/obo/CHEBI_33290	http://purl.bioontology.org/ontology/STY/T168	LOOM
http://purl.obolibrary.org/obo/CHEBI_17987	http://purl.bioontology.org/ontology/MDDB/10194	LOOM
http://purl.obolibrary.org/obo/CHEBI_4917	http://purl.bioontology.org/ontology/MDDB/10207	LOOM
http://purl.obolibrary.org/obo/CHEBI_166975	http://purl.bioontology.org/ontology/MDDB/43248	LOOM
http://purl.obolibrary.org/obo/CHEBI_195250	http://purl.bioontology.org/ontology/MDDB/04653	LOOM
http://purl.obolibrary.org/obo/CHEBI_24621	http://purl.bioontology.org/ontology/STY/T125	LOOM
http://purl.obolibrary.org/obo/CHEBI_83629	http://purl.bioontology.org/ontology/MDDB/33610	LOOM
http://purl.obolibrary.org/obo/CHEBI_24433	http://purl.bioontology.org/ontology/STY/T096	LOOM