CAEN-STONE
\kˈiːnstˈə͡ʊn], \kˈiːnstˈəʊn], \k_ˈiː_n_s_t_ˈəʊ_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.