共 11 条
[4]
DODDRELL DM, 1974, TETRAHEDRON LETT, P2381
[5]
KITAGAWA I, 1985, CHEM PHARM BULL, V33, P1069
[6]
KREBS KG, 1969, THIN LAYER CHROMATOG, P856
[10]
SEO S, 1975, TETRAHEDRON LETT, P7