About: polycyclic hydrocarbon

Premodifier: polycyclic
Head noun: hydrocarbon

Same concepts
http://dbpedia.org/resource/Polycyclic_aromatic_hydrocarbon

Broader concepts

label	provenance	confidence
carcinogen	isap:313146897	0.549984
liver	isap:415329532	0.456257

Narrower concepts

label	provenance	confidence