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HPLC chromatograms of water extracts of Syzygium aromaticum (SA, A), Syzygium aromaticum combined with Curcuma aromatica (SAC, B), and Curcuma aromatica (CA, C) at the detection wavelength of 280 nm. Peaks 1–18: unidentified compounds: (a) Overall chromatogram within 30 min, (b) segmented chromatogram from 2.5 min to 15 min, and (c) segmented chromatogram from 15 min to 30 min.
