Using N#Cc1ccc(CN2CCNCC2)cc1, ClCCSSCCCl to produce N#Cc1ccc(CN2CCN(CCSSCCN3CCN(Cc4ccc(C#N)cc4)CC3)CC2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.