Using CC(=O)n1nc(S(=O)(=O)Nc2c(Cl)cccc2Cl)nc1N, c1ccncc1 to produce CN(c1c(Cl)cccc1Cl)S(=O)(=O)c1n[nH]c(N)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.