COIN-TEST
\kˈɔ͡ɪntˈɛst], \kˈɔɪntˈɛst], \k_ˈɔɪ_n_t_ˈɛ_s_t]\
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Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.