OPEN-PLAN
\ˈə͡ʊpənplˈan], \ˈəʊpənplˈan], \ˈəʊ_p_ə_n_p_l_ˈa_n]\
Word of the day
Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.