Ghosh, Pranab; Mandal, Amitava Tetrahedron Letters, 2012 , vol. 53, # 48 p. 6483 - 6488,6 Title/Abstract Full Text Show Details Ghosh, Pranab; Mandal, Amitava Tetrahedron Letters, 2012 , vol. 53, # 48 p. 6483 - 6488