Using O=S(Cl)Cl, CN1CCC(C#N)(c2ccccc2Sc2ccccc2)CC1 to produce CCC(=O)C1(c2ccccc2Sc2ccccc2)CCN(C)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.