Ichikawa, Masanori; Ohtsuka, Masami; Ohki, Hitoshi; Haginoya, Noriyasu; Itoh, Masao; Sugita, Kazuyuki; Usui, Hiroyuki; Suzuki, Makoto; Terayama, Koji; Kanda, Akira Bioorganic and Medicinal Chemistry, 2012, vol. 20, # 9 p. 3072 - 3093 doi: 10.1016/j.bmc.2012.02.054