Using CC(C)(C)OC(=O)C1CC2CCCCC2N1C(=O)C(NC(=O)OCc1ccccc1)C(C)(C)C to produce CC(C)(C)OC(=O)C1CC2CCCCC2N1C(=O)C(N)C(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.