Columnaristerol A, a novel 19-norsterol from the Formosan octocoral Nephthea columnaris

Columnaristerol A, a novel 19-norsterol from the Formosan octocoral Nephthea columnaris Cytotoxic Pregnane Steroids from the Formosan Soft Coral <i>Stereonephthya </i><i>c</i><i>rystalliana</i> Sesquiterpenoids and Artificial 19-Oxygenated Steroids from the Formosan Soft Coral <i>Nephthea erecta</i> Polyhydroxylated Sterols from the Octocoral <i>Dendronephthya gigantea</i> Cytotoxic Sterols from the Soft Coral<i> Nephthea erecta</i> Pentacyclic hemiacetal sterol with antifouling and cytotoxic activities from the soft coral Nephthea sp. New Nardosinanes and 19-Oxygenated Ergosterols from the Soft Coral <i>Nephthea </i><i>a</i><i>rmata</i> Collected in Taiwan A New Cytotoxic Polyhydroxysterol from Soft Coral Sarcophyton trocheliophorum. 9,11-Secosterols from the Soft Corals <i>Sinularia </i><i>l</i><i>ochmodes</i> and <i>Sinularia </i><i>l</i><i>eptoclados</i> Polyhydroxylated Steroids and Other Constituents of the Soft Coral Nephthea chabroli