Using Cc1cccc(-c2ncc[nH]2)n1, O=C1c2ccccc2C(=O)N1CCCCCCBr to produce Cc1cccc(-c2nccn2CCCCCCN2C(=O)c3ccccc3C2=O)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.