Using CN1CCC(C(=O)c2cccc(NC(=O)c3cn(Cc4ccccc4)c4ccccc34)n2)CC1 to produce CN1CCC(C(=O)c2cccc(NC(=O)c3c[nH]c4ccccc34)n2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.