Cytotoxic alkyl benzoquinones and alkyl phenols from Ardisia virens

Fourteen compounds (1-14), together with thirty-four other known compounds, including three (15-17) were isolated from Ardisia virens. Compounds 3, 10-12, 18, 19, and 31 displayed cytotoxicity against MCF-7, NCI-H460 and SF-268 cancer cell lines in vitro.