Using COc1ccc(Cn2cc(OCc3ccccc3)c(=O)cc2C(=O)NCCNCc2ccccc2)cc1 to produce NCCNC(=O)c1cc(=O)c(O)c[nH]1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.