Using O=C(N[C@@H]1CC(=O)N(Cc2ccccc2)C1=O)OCc1ccccc1 to produce N[C@@H]1CC(=O)N(Cc2ccccc2)C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.