Xiang-gang Zhang

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OBJECTIVE To study the chemical constituents of Wedelia prostrata. METHODS Chromatography and spectroscopic analysis were employed to isolate and elucidate the chemical constituents in the plant. RESULTS Seven compounds were obtained and identified as ent-kaur-16-en-19-oic acid (I), ent-kaur-16alpha, 17-dihydroxy-19-oic acid (II),(More)
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