Using C[Si](C)(C)CCOCn1c(Oc2ccc(-c3c4n(c5cccnc35)CCC4)cc2)nc2ccccc21 to produce c1ccc2[nH]c(Oc3ccc(-c4c5n(c6cccnc46)CCC5)cc3)nc2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.