Using CC(C)(C)[Si](C)(C)Cl, C1=C(c2cnc3[nH]ccc3c2)CCC(N2CCCOCC2)C1 to produce CC(C)(C)[Si](C)(C)n1ccc2cc(C3=CCC(N4CCCOCC4)CC3)cnc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.