Using CI, CC(C)(C)OC(=O)N[C@@H]1CCCN(C(=O)OCc2ccccc2)C1 to produce CN(C(=O)OC(C)(C)C)[C@@H]1CCCN(C(=O)OCc2ccccc2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.