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A new flavonol glycoside, 5,7,3,4-tetrahydroxy-3-methoxyflavonol-3-O-β-D-glucopyranoside(1) was isolated along with quercetin(2), quercetin-3-O-α-L-rhamnopyranoside(3), quercetin-3-O-β-D-glucopyranoside(4) and kaempferol-3-O-β-D-(6"-O-p-coumaroyl)-gluc