Using [NH4+], CCOC(=O)c1cc(-c2ccc(C(C)(C)C)cc2)on1 to produce CC(C)(C)c1ccc(-c2cc(C(N)=O)no2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.