Using CI, COc1ccc(-c2nc(-c3cccnc3)c(C)[nH]2)c(OC)c1 to produce COc1ccc(-c2nc(-c3cccnc3)c(C)n2C)c(OC)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.