Using COc1cc(NS(=O)(=O)c2ccc3c(c2)CCN3C)cc(OC)c1OC to produce COc1cc(NS(=O)(=O)c2ccc3c(ccn3C)c2)cc(OC)c1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.