Originally Posted by thumpism

You could remove the fixed cup and BB from the other side, then once you have unfettered access try a large bolt and lock washer inserted from the drive side with a lock washer and nut on the side we see in your photo. Then use a socket on the bolt head and a big wrench on the nut. You might be able to "tighten" the bolt to drive the cup out. I'd use an impact driver on that bolt. Lots of soaking with Kroil or PB Blaster and some heat before trying the wrenches, of course.