Using CCc1cc(CCl)on1, Clc1ncc2c(n1)N1CCOC[C@H]1CN2 to produce CCc1cc(CN2C[C@@H]3COCCN3c3nc(Cl)ncc32)on1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.