Using O=S(Cl)Cl, C=Cc1cnc2c(NC(=O)c3c(Cl)cccc3Cl)cccc2c1CO to produce C=Cc1cnc2c(NC(=O)c3c(Cl)cccc3Cl)cccc2c1CCl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.