Structural Revisions of Some Non-Adjacent Bis-Tetrahydrofuran Annonaceous Acetogenins

Structural Revisions of Some Non-Adjacent Bis-Tetrahydrofuran Annonaceous Acetogenins Novel cytotoxic annonaceous acetogenins: (2,4-cis and trans)-bulladecinones from annona bullata (annonaceae) New Annonaceous Acetogenins from Rollinia mucosa 30-, 31-, and 32-Hydroxybullatacinones: Bioactive Terminally Hydroxylated Annonaceous Acetogenins from Annona bullata Bullatacin, Bullatacinone, and Squamone, a New Bioactive Acetogenin, from the Bark of Annona squamosa Bullatacin and Bullatacinone: Two Highly Potent Bioactive Acetogenins from Annona bullata Cytotoxic Bistetrahydrofuran Annonaceous Acetogenins from the Seeds of <i>Annona squamosa</i> Four annonins from Annona squamosa A New Bistetrahydrofuran Acetogenin from the Roots of Annona salzmanii Three New Bistetrahydrofuran Acetogenins from the Seeds of <i>Annona spinescens</i>