From the chloroform-soluble portion of the stem wood of Machilus obovatifolia, one new neolignan, perseal F (1), four known neolignans, perseal G (2), licarin A, licarin B, acuminatin, two butanolides, linderanolide E and isolinderanolide E, two steroids, beta-sitosterol,
The chloroform-soluble portion of the leaf extract of Litsea lii var. nunkao-tahangensis was further studied and these studies led to the isolation of a new butanolide, litsealiicolide C (1), and a new secobutanolide, secoisolitsealiicolide B (2), along with seven known compounds, linderanolide B