Tashiro, Takuya; Hongo, Naomi; Nakagawa, Ryusuke; Seino, Ken-ichiro; Watarai, Hiroshi; Ishii, Yasuyuki; Taniguchi, Masaru; Mori, Kenji Bioorganic and Medicinal Chemistry, 2008, vol. 16, # 19 p. 8896 - 8906 doi: 10.1016/j.bmc.2008.08.060