Ito, Satoru; Satoh, Atsushi; Nagatomi, Yasushi; Hirata, Yukari; Suzuki, Gentaroh; Kimura, Toshifumi; Satow, Akio; Maehara, Shunsuke; Hikichi, Hirohiko; Hata, Mikiko; Kawamoto, Hiroshi; Ohta, Hisashi Bioorganic and Medicinal Chemistry, 2008 , vol. 16, # 22 p. 9817 - 9829