Using CC(C)(C)[Si](C)(C)OCCN[C@H]1CCN(c2ccc3c(C(=O)NCC4CCCCC4)c(Cl)ccc3n2)C1 to produce O=C(NCC1CCCCC1)c1c(Cl)ccc2nc(N3CC[C@H](NCCO)C3)ccc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.