Using COC(=O)CC(C)(C)N(Cc1ccccc1)C(=O)C(=O)OC to produce COC(=O)C1C(=O)C(=O)N(Cc2ccccc2)C1(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.