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Concept: Heterocyclic-Compound

Superconcept: Ring-Compound

Subconcept: Pyrimidine

Subconcept: Purine


Component Semantics:

Heterocyclic-Compound
Definition: A ring compound in which there are two or more ring elements. In organic compounds the other atom is typically nitrogen or oxygen. Souther.

Relevant concepts: Aromatic-Compound

Relevant concepts: Pyrimidine

Relevant concepts: Ring-Compound

Relevant concepts: Purine

Relevant concepts: Benzene