REFRACTORY-LINED
\ɹɪfɹˈaktəɹˌilˈa͡ɪnd], \ɹɪfɹˈaktəɹˌilˈaɪnd], \ɹ_ɪ_f_ɹ_ˈa_k_t_ə_ɹ_ˌi_l_ˈaɪ_n_d]\
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Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.