A phytochemical study of Uvaria boniana Fin. & Gagnep collected at Pumat National Park, Nghe An province led to the isolation of five secondary metabolites, including uvaridacol G (1); 4-methyl-4-[(2Z)-3'-phenylprop-2'-en-1'-yl]cyclohex-2-en-1-one (2). | Chemical constituents from the leaves of Uvaria boniana in Viet Nam