Using CCOC(=O)[C@H](CCC(=O)O)NC(=O)OCc1ccccc1, O=C1CCC(=O)N1O to produce CCOC(=O)[C@H](CCC(=O)ON1C(=O)CCC1=O)NC(=O)OCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.