Using COC(=O)c1ccc(-c2ccc(CCN(Cc3ccccc3)C(=O)OC(C)(C)C)cc2)cc1NC(C)C to produce COC(=O)c1ccc(-c2ccc(CCNCc3ccccc3)cc2)cc1NC(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.