Using CC(=O)c1ccccc1-c1cccc2c1OCCN(C(=O)OC(C)(C)C)C2 to produce CC(=O)c1ccccc1-c1cccc2c1OCCNC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.