Kurasawa, Yoshihisa; Moritaki, Yujiro; Takada, Atsushi Synthesis, 1983 , # 3 p. 238 - 240 Title/Abstract Show Details Kurasawa; Moritaki; Ebukuro; Takada Chemical and Pharmaceutical Bulletin, 1983 , vol. 31, # 11 p. 3897 - 3901