Using COc1ccc(C(=O)CBr)cc1, c1ccc2c(CCCCN3CCNCC3)cccc2c1 to produce COc1ccc(C(=O)CN2CCN(CCCCc3cccc4ccccc34)CC2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.