Using CCOC(=O)N=C1SC(CBr)CN1c1cccc(C(F)(F)F)c1 to produce C=C1CN(c2cccc(C(F)(F)F)c2)C(=NC(=O)OCC)S1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.