Using COCc1c(F)c(F)c(CO)c(F)c1F, CC(C)(C)c1ncc(C(C(=O)O)C(C)(C)C)cn1 to produce COCc1c(F)c(F)c(COC(=O)C(c2cnc(C(C)(C)C)nc2)C(C)(C)C)c(F)c1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.