Miranda, Leandro S.M.; Da Silva, Thayane Rabello; Crespo, Livia Tenorio; Esteves, Pierre Moth; De Matos, Louise F.; Diederichs, Carla C.; De Souza, Rodrigo Octavio Mendona Alves Tetrahedron Letters, 2011 , vol. 52, # 14 p. 1639 - 1640