Using CC(=O)OC1NC(=O)[C@H]1[C@@H](C)O[Si](C)(C)C(C)(C)C, C=CCS to produce C=CCS[C@H]1NC(=O)[C@@H]1[C@@H](C)O[Si](C)(C)C(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.