Using O=S(=O)(Cl)Cl, Cc1ccsc1C1CC(=O)c2c(C)ccnc2C1 to produce Cc1cc(Cl)sc1C1CC(=O)c2c(C)ccnc2C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.