Using Nc1cc(Br)ccc1NCCN1CCCC1, O=C(n1ccnc1)n1ccnc1 to produce O=c1[nH]c2cc(Br)ccc2n1CCN1CCCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.