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Licensee Molecular Diversity Preservation International, Basel, Switzerland. This article is an open-access article distributed under the terms and conditions of the Creative Commons Attribution license (http://creativecommons.org/licenses/by/3.0/).
13C-NMR (150 MHz) spectrum of condensed tannins from L. glaber leaves in acetone-d6/D2O; t, terminal unit; m, middle unit; e, extension unit; PC, procyanidin; PD, prodelphinidin.