Using C[Si](C)(C)CCOCn1c2cnc(C#N)cc2c2c(O[C@@H]3CCCNC3)ccnc21, CCI to produce CCN1CCC[C@@H](Oc2ccnc3c2c2cc(C#N)ncc2n3COCC[Si](C)(C)C)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.