Using COC(=O)C1CC(C(=O)NC2CC2c2ccccc2)CN1C(=O)OCc1ccccc1 to produce O=C(NC1CC1c1ccccc1)C1CC(C(=O)O)N(C(=O)OCc2ccccc2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.