Using C=C(C(=O)OC)N(Cc1ccccc1N(C(C)=O)C(C)=O)S(=O)(=O)c1ccc(OC)cc1 to produce COC(=O)C1CN(C(C)=O)c2ccccc2CN1S(=O)(=O)c1ccc(OC)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.