Using Oc1ccc(-c2cc[nH]n2)cc1, CS(=O)(=O)OCCNC(=O)OCc1ccccc1 to produce O=C(NCCOc1ccc(-c2cc[nH]n2)cc1)OCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.