4A4V:
reference: Structural characterization of amorfrutins bound to the peroxisome proliferator-activated receptor gamma., de Groot JC, Weidner C, Krausze J, Kawamoto K, Schroeder FC, Sauer S, Bussow K, J Med Chem. 2013 Feb 28;56(4):1535-43. doi: 10.1021/jm3013272. Epub 2013 Feb 6. PMID: 23286787

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