Using CC(=O)OCC1=C(C(=O)OC(C)(C)C)N2C(=O)C(N)[C@H]2SC1, CCOC(CN=C=N[Si](C)(C)C)OCC to produce CC(=O)OCC1=C(C(=O)O)N2C(=O)C(Nc3ncc[nH]3)[C@H]2SC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.