Using O=C(Nc1ccc(F)c(Cl)c1)c1nc(Br)n(C2CCC2)c1C(O)c1ccc(Cl)cc1 to produce O=C1c2nc(Br)n(C3CCC3)c2C(c2ccc(Cl)cc2)N1c1ccc(F)c(Cl)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.