Catalytic Asymmetric [8+2] Cycloaddition for the Construction of Cycloheptatriene-Fused Pyrrolidin-3,3’-Oxindoles
Xie Mingsheng, Wu Xiaoxia, Wang Gang, Lin Lili, Feng Xiaoming
Acta Chimica Sinica . 2014, (7): 856 -861 .  DOI: 10.6023/A13121253