Using CNC, CCCS(=O)(=O)c1ncc(-c2cc(Cl)ccc2OCC(=O)OC(C)(C)C)cn1 to produce CN(C)c1ncc(-c2cc(Cl)ccc2OCC(=O)O)cn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.