Using O=S(=O)(Cl)c1ccccc1, c1cc(-c2n[nH]c(-c3ccncc3)n2)ccn1 to produce O=S(=O)(c1ccccc1)n1nc(-c2ccncc2)nc1-c1ccncc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.