Using NS(=O)(=O)c1cccc(NC(=O)N[C@@H]2CCN(Cc3ccccc3)C2)c1 to produce NS(=O)(=O)c1cccc(NC(=O)N[C@@H]2CCNC2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.