McLaughlin; Piel; Hellmann
Synthesis, 1985 , vol. NO. 3, p. 322 - 323

Wexselblatt, Ezequiel; Katzhendler, Jehoshua; Saleem-Batcha, Raspudin; Hansen, Guido; Hilgenfeld, Rolf; Glaser, Gad; Vidavski, Roee R.
Bioorganic and Medicinal Chemistry, 2010 , vol. 18, # 12 p. 4485 - 4497