Using C=CCOC(=O)C1=C(Sc2nc(C3=C[C@H](C)N(C(=O)OCC=C)CC3)cs2)[C@H](C)[C@@H]2[C@@H]([C@@H](C)O[Si](C)(C)C)C(=O)N12 to produce C=CCOC(=O)C1=C(Sc2nc(C3=C[C@H](C)N(C(=O)OCC=C)CC3)cs2)[C@H](C)[C@@H]2[C@@H]([C@@H](C)O)C(=O)N12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.