Using CCOC(=O)/C=C/[C@H]1C[C@@H](O[Si](C)(C)C(C)(C)C)CN1C(=O)OC(C)(C)C to produce CCOC(=O)CC[C@@H]1C[C@@H](O[Si](C)(C)C(C)(C)C)CN1C(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.