New Cationic Bisoxazoline-Au(III) Complex Catalyzed Cycloisomerization of 1-Allenyl-1-ethynyl Acetate - Kato, Keisuke; Kobayashi, Takuya; Fujinami, Takeo; Motodate, Satoshi; Kusakabe, Taichi; Mochida, Tomoyuki; Akita, Hiroyuki (Synlett, 2008)