Using Cc1cnc(CBr)c(C)c1C, Nc1nc(Br)c2nc[nH]c2n1 to produce Cc1cnc(Cn2cnc3c(Br)nc(N)nc32)c(C)c1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.