Using O=Cc1c[nH]c2ccc(Cl)cc12, O=C(Cl)OCc1ccccc1 to produce O=Cc1cn(C(=O)OCc2ccccc2)c2ccc(Cl)cc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.