Using COc1cc2ncnc(N3CCC(C(=O)CN4C=CC(C)=NS4(=O)=O)CC3)c2cc1OC to produce COc1cc2ncnc(N3CCC(C(O)CN4CCC(C)NS4(=O)=O)CC3)c2cc1OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.