Lee, Eung Seok; Park, Jae-Gyu; Jahng, Yurngdong Tetrahedron Letters, 2003 , vol. 44, # 9 p. 1883 - 1886 Title/Abstract Full Text View citing articles Show Details Son, Jong Keun; Park, Jae Gyu; Jahng, Yurngdong Heterocyclic Communications, 2003 , vol. 9, # 6 p. 621 - 624