Abstract
Three water-soluble constituents, nagilactosides C-E, were isolated from Podocarpus nagi. Their structures were determined by chemical and spectroscopic methods, respectively. Nagilactoside C was identified as 1-deoxy-nagilactone A-2α-O-β- d-glucopyranosyl -(1 → 3)-β- d-glucopyranoside , nagilactoside D as 1-deoxy-nagilactone A-2α-O-β- d-glucopyranosyl -(1 → 6)-β- d-glucopyranoside , and nagilactoside E as nagilactone A-1β-O-β- d-glucopyranosyl -(1 → 6)-β- d-glucopyransoide .
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