共 15 条
[2]
DODGSON DP, 1952, J CHEM SOC
[3]
Fieser L F., 1959, STEROIDS
[6]
JOSKA J, 1955, CHEM LISTY, V49, P1687
[8]
LEONARD NJ, 1956, J AM CHEM SOC, V78, P1986
[10]
MIGRDICHIAN V, 1947, CHEMISTRY ORGANIC CH, P205