Using COC(=O)Cl, CC(C)[Si](C(C)C)(C(C)C)n1ccc2c(Cl)ccnc21 to produce COC(=O)c1cnc2c(ccn2[Si](C(C)C)(C(C)C)C(C)C)c1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.