Using CC(C)(C)OC(=O)N1CCN(c2cncc(NCc3cccc(Cl)c3)n2)CC1 to produce Clc1cccc(CNc2cncc(N3CCNCC3)n2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.