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Three new compounds (1, 6, 9), with six known compounds (2–5, 7–8) were obtained from water-soluble extract of Cimicifuga dahurica (Turcz.) Maxim. by bioactivity-guided isolation. Their structures were elucidated by chemical and spectral analysis, including 1D, 2D NMR data and HRESIMS. H2O2-induced neurotoxicity on PC12 cells model were conducted to evaluate the neuro-protective capability of these...
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