Using CC(C)(C)OC(=O)CCNc1ccccc1, CC(C)(C)OC(=O)C(=O)OC(C)(C)C to produce CC(C)(C)OC(=O)C1=C(O)C(=O)N(c2ccccc2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.