Using Nc1ccc(Cl)cn1, COC(=O)[C@H](CCCO[Si](C)(C)C(C)(C)C)Oc1ncnc2c1cnn2-c1ncccc1Cl to produce CC(C)(C)[Si](C)(C)OCCC[C@H](Oc1ncnc2c1cnn2-c1ncccc1Cl)C(=O)Nc1ccc(Cl)cn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.