Using O=C1C=C(NCc2ccc(Cl)nc2)CO1, ClC(Cl)=CCBr to produce O=C1C=C(N(CC=C(Cl)Cl)Cc2ccc(Cl)nc2)CO1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.