Using c1ccc2c(c1)nnn2C1CCNCC1, BrCCC(c1ccccc1)c1ccccc1 to produce c1ccc(C(CCN2CCC(n3nnc4ccccc43)CC2)c2ccccc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.