Using C#Cc1cccc(Nc2ncnc3cc(OC(C)=O)c(OC(C)=O)cc23)c1 to produce C#Cc1cccc(Nc2ncnc3cc(O)c(O)cc23)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.