“…They posses a variety of structures, examples being gemins A, B and C (dimers) from Geum japonicum, an anti-inflammatory agent and a diuretic (Yoshida et al, 1982b,d, Fig 1985a), rugosins D, E and F (dimers) from Rosa rugosa, an antidiarrheic medicinal plant (Hatano et al, 1990c), cornusiins A (dimer), C (trimer), D, E (dimers) and F (trimer) from Cornus officinalis (Okuda et al, 1984d;Hatano et al, 1989a, and malabatrins B, C and D from Melastoma malabathricum . Several tetramers, e.g., trapanin B (22) from Trapa japonica, a tonic (Hatano et al, 1990a), nobotanin K from melastomataceous plants , and hirtellin Q 1 (along with a trimer, hirtellin T 1 and a dimer, hirtellin G) from Reaumuria hirtella (Ahmed et al, 1994b), as well as a pentamer from Monochaetum multiflorum (Jose et al, 2001) were also identified.…”