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MC-RP-HPLC-UV chromatograms of standard mixture (a) and P. anserina extract (b) detected at 270 nm. 1. caffeic acid; 2. myricetin-3-O-glucuronide; 3. agrimoniin; 4. ellagic acid; 5. miquelianin; 6. isorhamnetin-3-O-glucuronide; 7. kaempferol-3-O-rhamnoside.
