Using C=C(OCC)O[Si](C)(C)C, C=CCC(C=O)COCc1ccc(OC)cc1 to produce C=CCC(COCc1ccc(OC)cc1)C(O)CC(=O)OCC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.