Using N#CC1(c2ccccc2)CCNCC1, S=C=Nc1ccc(Cl)cc1 to produce N#CC1(c2ccccc2)CCN(C(=S)Nc2ccc(Cl)cc2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.