共 21 条
[1]
CHUNGSHI L, 1981, TETRAHEDRON LETT, V22, P3467
[3]
GREENE TW, 1991, PROTECTIVE GROUPS OR, pCH2
[6]
IZAWA T, 1979, B CHEM SOC JPN, V53, P555
[9]
KURAMOTO T, 1981, CHEM PHARM BULL, V29, P1136