Using C[C@H]1c2cccc(CCC(C)(C)O)c2C[C@H](CO[Si](C)(C)C(C)(C)C)N1C(=O)OC(C)(C)C to produce C[C@@H]1N[C@@H](CO)Cc2c(CCC(C)(C)O)cccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.