Recently, 4-hydroxy-2-pyridone-containing alkaloids have emerged as attractive targets in medicinal chemistry. Numerous derivatives of this family exhibit a wide range of biological effects including antibacterial, antifungal, and cytotoxic activities. 1 In 2001, the Kohno group reported the isolation and structural determination of a new antibiotic, 2 TMC-69 1, from the fermentation broth of a mitosporic fungus, Chrysosporium sp. TC 1068 ( Scheme 1). This pyridone showed ...