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Structures of isolated compounds: β-sitosterol-β-d-glucoside 1, apiginin 2, caffeic acid 3, ethyl caffeate 4, luteolin 5, isoorientin 6, lucenin 2 7, tiliroside 8, 4,5-O-dicaffeoylquinic acid 9, 1-O-ethyl-β-d-glucoside 10, myo-inositol 11, β-d-fructofuranosyl-(2→1)-α-d-glucoside 12 and tamarixetin 3-β-l-rhamnosyl-(1→2)[β-l-rhamnosyl-(1→6)]β-d-glucoside] 13.
