Answer the following question given this paragraph: 

In some amines, the nitrogen atom replaces a carbon atom in an aromatic hydrocarbon. Pyridine (Figure 20.17) is one such heterocyclic amine. A heterocyclic compound contains atoms of two or more different elements in its ring structure.


Q: What type of compound contains atoms of two or more different elements in its ring structure?


A:
heterocyclic