X-Ray Structure of Two Stephacidins, Heptacyclic Alkaloids from the Marine-Derived Fungus Aspergillus ostianus

X-Ray Structure of Two Stephacidins, Heptacyclic Alkaloids from the Marine-Derived Fungus Aspergillus ostianus Genome-Based Characterization of Two Prenylation Steps in the Assembly of the Stephacidin and Notoamide Anticancer Agents in a Marine-Derived <i>Aspergillus</i> sp. Isolation of Notoamide S and Enantiomeric 6-<i>epi</i>-Stephacidin A from the Fungus <i>Aspergillus amoenus</i>: Biogenetic Implications Notoamides F−K, Prenylated Indole Alkaloids Isolated from a Marine-Derived <i>Aspergillus</i> sp. Notoamides F−K, Prenylated Indole Alkaloids Isolated from a Marine-Derived <i>Aspergillus</i> sp. Speradines F–H, Three New Oxindole Alkaloids from the Marine-Derived Fungus &lt;i&gt;Aspergillus oryzae&lt;/i&gt; Speradines F–H, Three New Oxindole Alkaloids from the Marine-Derived Fungus &lt;i&gt;Aspergillus oryzae&lt;/i&gt; Notoamide O, a Structurally Unprecedented Prenylated Indole Alkaloid, and Notoamides P−R from a Marine-Derived Fungus, <i>Aspergillus</i> sp. Speradine A, a new pentacyclic oxindole alkaloid from a marine-derived fungus Aspergillus tamarii New Cytotoxic 14-Membered Macrolides from Marine-Derived Fungus <i>Aspergillus ostianus</i>