Using CCOC(=C1C(=O)N(C(C)=O)c2ccc(N(C(C)=O)S(=O)(=O)c3ccccc3)cc21)c1ccccc1 to produce CCOC(=C1C(=O)Nc2ccc(NS(=O)(=O)c3ccccc3)cc21)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.