Using Brc1cnc2c(I)cnn2c1, CC1(C)OB(c2csc(C(=O)NC(c3ccccn3)C(F)(F)F)c2)OC1(C)C to produce O=C(NC(c1ccccn1)C(F)(F)F)c1cc(-c2cnn3cc(Br)cnc23)cs1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.