Using Brc1ccccn1, Cn1cnc2c(F)c(Nc3ccc(Br)cc3Cl)c(C=O)cc21 to produce Cn1cnc2c(F)c(Nc3ccc(Br)cc3Cl)c(C(O)c3ccccn3)cc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.