Using C=CCOC(=O)N1C=C(CC(=O)OC)C[C@H]1CO[Si](C)(C)C(C)(C)C to produce COC(=O)CC1=CN[C@H](CO[Si](C)(C)C(C)(C)C)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.