Chemotaxonomy and Antibacterial Activity of the Extracts and Chemical Constituents of Psychotria succulenta Hiern. (Rubiaceae)

Figure 1

Structures of compounds 1-13 isolated from P. succulenta. 1: veprisine; 2: naucleofficine III; 3: vepridimerine B; 4: vepridimerine C; 5: barbinervic acid; 6: quinovic acid 3β-O-α-L-rhamnoside; 7: oleanolic acid; 8: β-sitosterol 3-O-β-D-glucopyranoside; 9: scopoletin; 10: gallic acid; 11: quercetin 3-O-β-D-glucopyranoside; 12: kaempferol 3-O-α-L-rhamnopyranoside-7-O-α-L-rhamnopyranoside; 13: borreriagenin.