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HPLC chromatograms of (a) the SC-CO2 extract of PFCA at 210 and 254 nm; (b) the SC-CO2 extract of PFC at 210 and 254 nm; (c) the four standards: 9-hydroxy-isoegomaketone (1), isoegomaketone (2), and perilla ketone (3) at 254 nm and myristicin (4) at 210 nm.
