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Representative HPLC chromatograms of a standard solution (a), CF (b), CB (c), and the CC12 mixture (d): (1) chlorogenic acid, (2) coumarin, (3) 3,4-dicaffeoylquinic acid, (4) cinnamaldehyde, (5) trans-cinnamic acid, and (6) o-methoxycinnamaldehyde.
