参考文献

Itoh, Takashi; Nagata, Kazuhiro; Okada, Mamiko; Yamaguchi, Kentaro; Ohsawa, AkioItoh, Takashi; Nagata, Kazuhiro; Okada, Mamiko; Ohsawa, Akio Tetrahedron LettersTetrahedron, 19921993, vol. 3349, # 4622 p. 6983 - 69864859 - 4870 doi: 10.1016/S0040-4039(00)60912-710.1016/S0040-4020(01)80403-8