A new glycoside from the leaves of Neoalsomitra integrifoliola

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A new ionone glycoside (6R,9R)-blumenyl α-L-rhanmopyranosyl-(1→6)-β-D-gluco-pyranoside (1),together with a new natural product 2-methoxyl-4-trans-propenyl-phenol α-L-rhamnopyranosyl-(1→6)-β-D-glucopyranoside (2),was isolated from the leaves of Neoalsomitra integrifoliola.Their structures were elucidated by chemical and spectral analysis.Compound 1 showed weak anti-inflammatory and low-level antioxidant activities.
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