Using NCC(O)c1cccc2ccccc12, COC(=O)Cc1ccc(OCC(C)=O)cc1 to produce COC(=O)Cc1ccc(OCC(C)NCC(O)c2cccc3ccccc23)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.