Using CCOC(=O)n1nc(OCc2ccccc2)c2cnc(NC(=O)N[C@H](C)c3ccccc3)cc21 to produce CCOC(=O)n1[nH]c(=O)c2cnc(NC(=O)N[C@H](C)c3ccccc3)cc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.