Using c1ccc2c(c1)COc1ccccc1N2C[C@H]1CCCN1, COc1ccc(CCCBr)cc1 to produce COc1ccc(CCCN2CCC[C@@H]2CN2c3ccccc3COc3ccccc32)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.