Using c1ccc(CCC2CCNCC2)cc1, CC(=O)n1nc(CBr)c2ccccc21 to produce CC(=O)n1nc(CN2CCC(CCc3ccccc3)CC2)c2ccccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.