Using O=S(=O)(Cl)c1ccccc1, CN1CC=C(c2c[nH]c3ccncc23)CC1 to produce CN1CC=C(c2cn(S(=O)(=O)c3ccccc3)c3ccncc23)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.