Using Cc1ncc(C=CC(=O)CCCCCNC(=O)OC(C)(C)C)cn1 to produce Cc1ncc(C=CC(O)CCCCCNC(=O)OC(C)(C)C)cn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.