Using COC(=O)c1ccc([C@H](C)NC(=O)C2CCN2Cc2ccccc2)cc1 to produce COC(=O)c1ccc([C@H](C)NC(=O)C2CCN2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.