Using N#CC1CCN(CCCN)C1, O=C1c2ccccc2C(=O)N1CCCBr to produce N#CC1CCN(CCCN2C(=O)c3ccccc3C2=O)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.