Using COc1ccc(Cn2nc(-c3nnc4c(n3)NC(=O)C4(C)C)c3cc(F)cnc32)cc1, C[Si](C)(C)CCOCCl to produce COc1ccc(Cn2nc(-c3nnc4c(n3)N(COCC[Si](C)(C)C)C(=O)C4(C)C)c3cc(F)cnc32)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.