OCTAGONAL
\ɒktˈaɡənə͡l], \ɒktˈaɡənəl], \ɒ_k_t_ˈa_ɡ_ə_n_əl]\
Word of the day
Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.