Using O=S(Cl)Cl, O=c1c(Cc2ccccc2)nc2c(n1CCO)CCCC2 to produce O=c1c(Cc2ccccc2)nc2c(n1CCCl)CCCC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.