Using CN(C)C=O, O=C1OCC(CC(F)(F)F)N1c1nc(-c2ccc(Br)cc2)cs1 to produce N#Cc1ccc(-c2csc(N3C(=O)OCC3CC(F)(F)F)n2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.