Using COC(=O)/C(O)=C(\O)C(=O)OC, Nc1ccccc1 to produce COC(=O)C(Nc1ccccc1)=C(Nc1ccccc1)C(=O)OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.