共 6 条
[1]
BERGMANN ED, 1964, J AM CHEM SOC, V86, P3897
[3]
KREBS A, 1968, TETRAHEDRON LETT, P5935
[5]
TODA F, 1968, TETRAHEDRON LETT, P3735
[6]
YOSHIDA ZI, 1971, B CHEM SOC JPN, V40, P3219