A 62-year-old man with acute myocardial infarction undergoes primary PCI 3 hours after symptom onset. Histopathology of the infarcted myocardium at 24 hours shows coagulation necrosis with contraction band necrosis at the border zone and early neutrophilic infiltration. Which of the following is the most common morphological pattern of cell death in the necrotic core at this stage?