Using CNS(=O)(=O)c1ccc(CNC(=O)c2cc(Br)cc3c2cnn3-c2ccc(F)cc2)cc1, CB(O)O to produce CNS(=O)(=O)c1ccc(CNC(=O)c2cc(C)cc3c2cnn3-c2ccc(F)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.