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. 2009 Jan 16;71(5):1088–1101. doi: 10.1111/j.1365-2958.2008.06581.x

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Journal compilation © 2009 Blackwell Publishing

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Fig. 3 — Chemical structures of quinone compounds. See also Chemical synthesis of quinones. A. 2,3-Dimethyl-1,4-naphthoquinone (DMN). B. 2,3-Dimethoxy-5-ethyl-6-methyl-1,4-benzoquinone (EQ-0). C. 2,5-Dimethyl-1,4-naphthoquinone. D. 2,8-Dimethyl-1,4-naphthoquinone. E. 2,3,5-Trimethyl-1,4-naphthoquinone (TMN). F. The 5-MMK-6 analogue: 3-decyl-2,5-dimethyl-1,4-naphthoquinone. G. The 8-MMK-6 analogue: 2-decyl-3,5-dimethyl-1,4-naphthoquinone. H. 8-Methylmenaquinone-6 (8-MMK-6). I. Cyclic voltammogram of the quinone compound 3g (8-MMK-6 analogue); c = 1 mM; x = 100 mV cm⁻¹; i = 1 mA; v = 50 mV s⁻¹.