Two New Constituents from Torricellia tiliifolia Stem Barks

Two New Constituents from Torricellia tiliifolia Stem Barks Two New Constituents from <i>Torricellia tiliifolia</i> Stem Barks Pyridone and Tetramic Acid Alkaloids from the Spider Pathogenic Fungus <i>Torrubiella</i> sp. BCC 2165 Pyridone and Tetramic Acid Alkaloids from the Spider Pathogenic Fungus <i>Torrubiella</i> sp. BCC 2165 Tortifoline, a novel (20S, 22R)-5.ALPHA.-cevanine alkaloid from Fritillaria tortifolia. Tortifoline, a novel (20S, 22R)-5.ALPHA.-cevanine alkaloid from Fritillaria tortifolia. Alkaloids of Tiliacora triandra Torrubiellone E, an Antimalarial N-Hydroxypyridone Alkaloid from the Spider Pathogenic Fungus Torrubiella longissima BCC 2022 Cytotoxic Alkaloids from the Roots ofTylophora atrofolliculata Cytotoxic Constituents of the Stem Bark of <i>Neolitsea </i><i>a</i><i>cuminatissima</i>