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We have previously reported that ansa-dimethylsilylene(fluorenyl)(t-butylamido)-dimethyltitanium complex (1, Figure 1) activated by trimethylaluminum-free MAO or trialkylaluminum-free MMAO conducted homoand copolymerization of propylene, higher 1-alkene and norbornene with high activity in a living manner 1.