Using NC(=O)N1CCCN(NC(=O)c2cc(OCc3ccccc3)c(OCc3ccccc3)cn2)C1=O to produce NC(=O)N1CCCN(NC(=O)c2cc(=O)c(O)c[nH]2)C1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.