Using O=S(Cl)Cl, O=S(c1ccccc1)c1cn(Cc2ccccc2)c2ccccc12 to produce Clc1c(Sc2ccccc2)c2ccccc2n1Cc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.