“…The identity and purity of the isolated compounds was confirmed by comparison of their physical and spectral properties ( 1 H NMR, 13 C NMR, and MS) with those reported in the literature (Lewinsohn et al, 1986;Grayer et al, 2001;Venturella et al, 1961;Da-yong et al, 2006;Chul et al, 2007;Avula et al, 2005).…”