TETRAHEDRON, v.56, no.46, pp.9071 - 9077, 2000
JOURNAL OF NATURAL PRODUCTS, v.63, no.7, pp.915 - 919, 2000
BULLETIN OF THE KOREAN CHEMICAL SOCIETY, v.21, no.5, pp.518 - 520, 2000
JOURNAL OF MICROBIOLOGY AND BIOTECHNOLOGY, v.10, no.2, pp.176 - 180, 2000
Journal of Natural Products, v.63, no.2, pp.254 - 257, 2000