Using [C-]#N, COCCCc1ccccc1-c1cc(C(F)(F)F)c(C(=O)OC)cn1 to produce COCCCc1ccccc1-c1cc(C(F)(F)F)c(CC#N)cn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.