Using O=Cc1ccc(Br)cc1, C#CCCN1CCN(c2ccccc2)CC1 to produce O=Cc1ccc(C#CCCN2CCN(c3ccccc3)CC2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.