共 81 条
[51]
SMUTNY EJ, 1967, Patent No. 3350451
[52]
STERN EW, 1961, P CHEM SOC LONDON, P370
[54]
TADA M, 1969, TETRAHEDRON LETT, P2871
[56]
TAKAHASHI K, 1971, CHEM IND-LONDON, P488
[60]
TAKAHASHI S, 1967, TETRAHEDRON LETT, P2451