Using COc1cccc(C2(C(=O)Nc3ccc(C)c(-c4cnc(OC)c(C)c4)n3)CC2)c1 to produce COc1cccc(C2(C(=O)Nc3ccc(C)c(-c4c[nH]c(=O)c(C)c4)n3)CC2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.