Using O=C([O-])[O-], CC(=Nc1ccccc1)C(=NO)C(=O)OC(C)(C)C to produce CON=C(C(=O)OC(C)(C)C)C(C)=Nc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.