Using O=C(Cl)c1ccc(Br)cc1, Nc1nnc(-c2ccc(Oc3cccnc3)cc2)o1 to produce O=C(Nc1nnc(-c2ccc(Oc3cccnc3)cc2)o1)c1ccc(Br)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.