Using CCn1nc(-c2ccc(Oc3nc4ccccc4n3COCC[Si](C)(C)C)cc2)c2ncccc21 to produce CCn1nc(-c2ccc(Oc3nc4ccccc4[nH]3)cc2)c2ncccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.