Floratheasaponins A−C, acylated oleanane-type triterpene oligoglycosides with anti-hyperlipidemic activities from flowers of the tea plant (Camellia sinensis) - Yoshikawa, M; Morikawa, T; Yamamoto, K; Kato, Y; Nagatomo, A; Matsuda, H (J Nat Prod, 2005)