Using NC(=O)CBr, N#Cc1ccc2[nH]c(CC(F)(F)F)cc2c1C(F)(F)F to produce N#Cc1ccc2c(cc(CC(F)(F)F)n2CC(N)=O)c1C(F)(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.