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Autor:
Alain L. Meli, Joseph D. Connolly, Bonaventure T. Ngadjui, F. N. Ngounou, B. L. Sondengam, Pierre Tane, Victor Kuete, Hippolyte W Kamdem, D. Lontsi, Justin Komguem, R. N. Manfouo
Publikováno v:
Phytochemistry. 66:1713-1717
Two new xanthones, smeathxanthone A (1) (2-(3,7-dimethyl-2,6-octadienyl)-1,3,5,8-tetrahydroxyxanthone) and smeathxanthone B (2) (5,7,10-trihydroxy-2-methyl-2-(4-methylpent-3-enyl)[2H, 6H]pyrano[3,2-b]xanthen-6-one), have been isolated from the stem b