Using CC#N, CCC(C(C)=O)(c1ccc(Cl)cc1)n1ccc2c(NS(C)(=O)=O)cccc21 to produce CCC(c1ccc(Cl)cc1)(n1ccc2c(NS(C)(=O)=O)cccc21)C(C)(O)CC#N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.