参考文献

Morita, Seiji; Matsubara, Jun; Otsubo, Kenji; Kitano, Kazuyoshi; Ohtani, Tadaaki; Kawano, Yoshikazu; Uchida, Minoru Tetrahedron Asymmetry, 1997 , vol. 8, # 22 p. 3707 - 3710