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Three new tirucallane-type triterpenes, tirucalla-7,24-diene-1β,3β-diol (oddurensinoid B), tirucalla-7-ene-1β,3β,25-triol (oddurensinoid H), and tirucalla-7, 24-diene-3β-ol-1-O-β-d-glucopyranoside ...