共 23 条
[1]
BABLER JH, 1979, TETRAHEDRON LETT
[5]
GREENE TW, 1981, PROTECTIVE GROUPS OR, P501
[6]
HICKMOTT PW, 1971, J CHEM SOC C, V7, P1358
[10]
KAMITORI Y, 1963, ORG SYNTH, V4, P21