Shibata, Yoshihiro; Kagechika, Katsuji; Yamaguchi, Mitsuhiro; Yoshikawa, Kenji; Chiba, Kiyoshi; Takano, Hiromichi; Akiyama, Chiyuki; Ono, Mayumi; Nishi, Mina; Kubo, Hideo; Kobayashi, Yoshimasa; Usui, Hiroyuki Chemical and Pharmaceutical Bulletin, 2013, vol. 61, # 12 p. 1248 - 1263 doi: 10.1248/cpb.c13-00513