New Cycloartenol Derivatives fromAglaia roxburghiana¹

New Cycloartenol Derivatives from<i>Aglaia roxburghiana</i>¹ Cytotoxic Constituents of the Twigs and Leaves of<i>Aglaia</i><i>r</i><i>ubiginosa</i> Flavaglines and triterpenoids from the leaves of Aglaia forbesii Diamide Derivatives and Cycloartanes from the Leaves of Aglaia elliptica. Triterpenoids from <i>Aglaia abbreviata</i> and Their Cytotoxic Activities Genipatriol, a New Cycloartane Triterpene from <i>Genipa spruceana</i> New nitrogenous and aromatic derivatives from Aglaia argentea and A. forbesii Cycloneolitsin, a cyclopropanoid triterpene ether with a novel side-chain Terpenoids from Tripterigyum hypoglaucum Diterpenoids and triterpenoids from Euphorbia guyoniana