Using CC(C)OC(=O)Cl, CN(C)C=Nc1ncc2sc(=O)n(C3OC4CO[Si](C(C)(C)C)(C(C)(C)C)OC4C3O)c2n1 to produce CC(C)OC(=O)OC1C2O[Si](C(C)(C)C)(C(C)(C)C)OCC2OC1n1c(=O)sc2cnc(N=CN(C)C)nc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.