LYDIAN-STONE
\lˈɪdi͡ənstˈə͡ʊn], \lˈɪdiənstˈəʊn], \l_ˈɪ_d_iə_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.