%0 Journal Article %A Liu, Qiang %A Chen, Xiang-Yu %A Li, Sun %A Rissanen, Kari %A Enders, Dieter %T N‐Heterocyclic Carbene Catalyzed Asymmetric Synthesis of Pentacyclic Spirooxindoles via [3+3] Annulations of Isatin‐Derived Enals and Cyclic N‐Sulfonyl Ketimines %J Advanced synthesis & catalysis %V 361 %N 9 %@ 1615-4169 %C Weinheim %I Wiley-Liss : Wiley-VCH %M RWTH-2019-04601 %P 1991-1994 %D 2019 %F PUB:(DE-HGF)16 %9 Journal Article %U <Go to ISI:>//WOS:000467886400004 %R 10.1002/adsc.201900065 %U https://publications.rwth-aachen.de/record/761137