共 7 条
[2]
BEUGELMANS R, TETRAHEDRON LETT
[4]
Cagniant P., 1975, ADV HETEROCYCLIC CHE, V18, P337, DOI [10.1016/S0065-2725(08)60132-4, DOI 10.1016/S0065-2725(08)60132-4]
[5]
HERCOUET A, 1979, TETRAHEDRON LETT, P2145
[7]
WOLFE JF, 1978, ORG PREP PROCED INT, P227