Using O=S(Cl)Cl, OCc1cccc(/C=C/c2ccc3ccc(Cl)cc3n2)c1 to produce ClCc1cccc(/C=C/c2ccc3ccc(Cl)cc3n2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.