Complex sentence: Although this space was much larger, not much filmmaking took place there, and in 1984 what remained of Warhol's various enterprises, no longer including filming actitivies, moved to 22 East 33rd Street, a conventional office building.
Split into simpler sentences: Although this space was much larger, not much filmmaking took place there. In 1984 Warhol moved his remaining ventures, no longer including filming, to 22 East 33rd Street, a conventional office building.