Using CCOC(=O)Cc1nc(Cl)c2c3c(sc2n1)CCCCC3, CNC1CC1 to produce CCOC(=O)Cc1nc(N(C)C2CC2)c2c3c(sc2n1)CCCCC3, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.