| (subclass OrganicCompound CompoundSubstance) | Mid-level-ontology.kif 8558-8558 | 子類 有機化合物 and CompoundSubstance |
| (subclass Urea OrganicCompound) | Mid-level-ontology.kif 8571-8571 | 子類 尿素 and 有機化合物 |
| (subclass Steroid OrganicCompound) | Mid-level-ontology.kif 8577-8577 | 子類 類固醇 and 有機化合物 |
| (subclass Hydrocarbon OrganicCompound) | Mid-level-ontology.kif 8582-8582 | 子類 烴 and 有機化合物 |
| (subclass Alcohol OrganicCompound) | Mid-level-ontology.kif 8611-8611 | 子類 醇 and 有機化合物 |
| (subclass AminoAcid OrganicCompound) | Mid-level-ontology.kif 8695-8695 | 子類 氨基酸 and 有機化合物 |
| (subclass WoodProduct OrganicCompound) | Economy.kif 5225-5225 | 子類 WoodProduct and 有機化合物 |
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