Chemical constituents from Cinnamomum cassia STUDY ON A NEW ANTIFUNGAL ANTIBIOTIC, YIMEIMYCIN——ISOLATION, STRUCTURE ELUCIDATION AND BIOLOGICAL ACTIVITIES Lignans from stems of Cistanche deserticola cultured in Tarim desert Lignans from cultivated Gynuranepalensis Phenolic compounds from Rhododendron phaeochrysum var. agglutinatum Chemical constituents from seeds of Vigna umbellata Chemical constituents from stems of Cistanche deserticola cultured in Tarim desert Bromophenols from the brown alga Leathesia nana Diterpenoid Alkaloids from Aconitum vilmorinianum var. altifidum New alkaloid isolated from Fritillaria pallidiflora