Three New Benzophenone Derivatives from .

Six compounds including three new benzophenones, selagibenzophenones D-F (-), two known selaginellins (-) and one known flavonoid (), were isolated from . The structures of new compounds were established by 1D-, 2D-NMR and HR-ESI-MS spectral analyses. Compound represents the second example of diarylbenzophenone from natural sources.

Cytotoxic flavonoids from the leaves of hook.

A new flavonoid glycoside, luteolin-3'---D-6″-acetyl glucopyranoside (), along with six known flavonoids, were isolated from the leaves of Hook. The structures of the isolated compounds were established on the basis of extensive spectroscopic analyses. Compound exhibited potent cytotoxicity and compounds and exhibited moderate cytotoxicity against human hepatocellular carcinoma SMMC-7721 cells.