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HPLC-DAD chromatograms of the crude extract and its polyamide fractions (PA1-PA5) of Mosquitoxylum jamaicense. SunFire C18 column (150 × 3 mm i.d., 3.5 μm); 5–100% MeCN/0.1% aqeous formic acid in 30min, 0.4 mL/min; detection: 210–700nm, maxplot.
