共 13 条
[3]
BOYER JH, 1961, HETEROCYCL COMPOUNDS, V7, pCH5
[5]
Jensen K. A., 1943, KGL DANSKE VIDENSKAB, V20, P1
[6]
MOLNER I, 1963, HELV CHIM ACTA, V46, P1475
[7]
MOZOLIS V, 1970, LIET TSR MOKSLU AK B, P129
[8]
ROBERTS NK, 1963, J CHEM SOC, P5556
[10]
SMITH JRL, 1973, J CHEM SOC P1, P566