Using O=S(=O)(CC(Br)c1ccccc1)c1ccccc1, O=C(CN1CCNCC1)c1ccccc1 to produce O=C(CN1CCN(C(CS(=O)(=O)c2ccccc2)c2ccccc2)CC1)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.