Using O=C(O)c1ccc(-c2cnc3ncc(C4(c5ccc6ncccc6c5)CC4)n3c2)cc1F, COCC(C)N to produce COCC(C)NC(=O)c1ccc(-c2cnc3ncc(C4(c5ccc6ncccc6c5)CC4)n3c2)cc1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.