Benzoxazole, where the oxazole is fused to another aromatic ring.

苯并-{恶唑}-，-{恶唑}-于其他环相连。

Taking the example of the homoaromaticity of cyclooctriene cation and imidazole and oxazole basicity,the essay discusses the application of resonance theory.

环辛三正离子香性和咪唑与恶唑碱性为例,讨论了共振论应用。