Using CC(=O)OC(C)=O, CCOC(=O)COc1ccc(N)cc1NC(=O)c1ccc(OCCCCc2ccccc2)cc1 to produce CCOC(=O)COc1ccc(NC(C)=O)cc1NC(=O)c1ccc(OCCCCc2ccccc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.