Using CCOC(=O)N1CCCN(c2nc3ccccc3[nH]2)CC1, CS(=O)(=O)CCOCc1ccco1 to produce CCOC(=O)N1CCCN(c2nc3ccccc3n2CCOCc2ccco2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.