Sasaki, Tadashi; Ishibashi, Yukio; Ohno, Masatomi Heterocycles, 1983 , vol. 20, # 10 p. 1933 - 1936 Title/Abstract Full Text Show Details Sasaki, Tadashi; Ishibashi, Yukio; Ohno, Masatomi Journal of Chemical Research, Miniprint, 1984 , # 7 p. 1972 - 1997