Using CC(C)(C)OC(=O)NC1(c2ccc(-c3c(Cl)nc4n3-c3cccnc3Nc3ccccc3-4)cc2)CCC1 to produce NC1(c2ccc(-c3c(Cl)nc4n3-c3cccnc3Nc3ccccc3-4)cc2)CCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.