TY - JOUR AU - Chen, G; Deng, Y; Gong, L.-Z; Mi, A.-Q; Cui, X; Jiang, Y.-Z; Choi, M C. K; Chan, A S. C JO - Tetrahedron: Asymmetry VL - 12 PY - 2001 DO - 10.1016/S0957-4166(01)00276-2 SP - 1567 ER -