Using COc1ccc(CCBr)cc1, O=S1Cc2ccccc2N(C[C@@H]2CCCN2)c2ccccc21 to produce COc1ccc(CCN2CCC[C@H]2CN2c3ccccc3CS(=O)c3ccccc32)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.