Using O=C1c2cccc(Cl)c2C(=O)c2cccc(Cl)c21, CCCCCCCCS(N)(=O)=O to produce CCCCCCCCS(=O)(=O)Nc1cccc2c1C(=O)c1cccc(Cl)c1C2=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.