A novel hydroanthraquinone possessing an unprecedented hexacyclic spiro-fused ring system, anthrininone A (1), and two new anthraquinones, anthrininones B and C (2and3), were obtained from the deep-sea derived fungusAlternaria tenuissima. Click to show full abstract
A novel hydroanthraquinone possessing an unprecedented hexacyclic spiro-fused ring system, anthrininone A (1), and two new anthraquinones, anthrininones B and C (2and3), were obtained from the deep-sea derived fungusAlternaria tenuissima.
               
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