Using Cn1nc(-c2c(F)cc(Cl)c(O)c2N)c(Cl)c1OC(F)F, CCOC(=O)C(C)Br to produce CC1Oc2c(Cl)cc(F)c(-c3nn(C)c(OC(F)F)c3Cl)c2NC1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.