HEIDENHAINS DEMILUNES
\hˈe͡ɪdənhˌe͡ɪnz dˈɛmɪlˌuːnz], \hˈeɪdənhˌeɪnz dˈɛmɪlˌuːnz], \h_ˈeɪ_d_ə_n_h_ˌeɪ_n_z d_ˈɛ_m_ɪ_l_ˌuː_n_z]\
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Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.