Using COC(=O)[C@H](Cc1ccccc1)NC(=O)[C@@H](N)Cc1ccccc1, O=C(O)CNC(=O)OCc1ccccc1 to produce COC(=O)[C@H](Cc1ccccc1)NC(=O)[C@H](Cc1ccccc1)NC(=O)CNC(=O)OCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.