. Fraction 0 (00 mg) was further purified via column chromatography over silica gel (00--000 mesh; Merck, column size 0.0 × 0.0 cm) using *n*-hexane-EtOAc (0:0) to yield **0** (0.0 mg). Fraction 0 (00 mg) was further purified via column chromatography over silica gel (00--000 mesh; Merck, column size 0.0 × 0.0 cm) using *n*-hexane-EtOAc (0:0) to yield **0** (0.0 mg). 