| (subclass OrganicCompound CompoundSubstance) | Mid-level-ontology.kif 8558-8558 | Organic compound is a subclass of compound substance |
| (subclass Urea OrganicCompound) | Mid-level-ontology.kif 8571-8571 | Urea is a subclass of organic compound |
| (subclass Steroid OrganicCompound) | Mid-level-ontology.kif 8577-8577 | Steroid is a subclass of organic compound |
| (subclass Hydrocarbon OrganicCompound) | Mid-level-ontology.kif 8582-8582 | Hydrocarbon is a subclass of organic compound |
| (subclass Alcohol OrganicCompound) | Mid-level-ontology.kif 8611-8611 | Alcohol is a subclass of organic compound |
| (subclass AminoAcid OrganicCompound) | Mid-level-ontology.kif 8695-8695 | Amino acid is a subclass of organic compound |
| (subclass WoodProduct OrganicCompound) | Economy.kif 5225-5225 | Wood product is a subclass of organic compound |
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