A 48-year-old man with T3N1 rectal adenocarcinoma is treated with total neoadjuvant therapy. He undergoes repeat clinical staging with computed tomography (CT) of his chest, abdomen, and pelvis, and magnetic resonance imaging (MRI) of his pelvis. He is found to have flexible sigmoidoscopy revealing a complete clinical response. Which of the following is an accurate prognosis?
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