Using O=S(=O)(Cl)Cl, CC(=O)Nc1cc(C(=O)c2ccccn2)ccc1OCc1ccccc1 to produce CC(=O)N(c1cc(C(=O)c2ccccn2)ccc1OCc1ccccc1)S(=O)(=O)Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.