Using O=C(Cl)c1ccc(Br)cc1Cl, c1cnc2c(c1)CNc1ccccc1N2 to produce O=C(c1ccc(Br)cc1Cl)c1cccc2c1Nc1ncccc1CN2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.