Using CCOc1cc(C(N)CS(C)(=O)=O)ccc1OC, CCOC(=O)N1C(=O)c2ccccc2C1=O to produce CCOc1cc(C(CS(C)(=O)=O)N2C(=O)c3ccccc3C2=O)ccc1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.