Using O=C(Cl)CC1CCCC1, NS(=O)(=O)c1nc2cc(O)ccc2s1 to produce NS(=O)(=O)c1nc2cc(OC(=O)CC3CCCC3)ccc2s1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.