Nikon F401s body for parts and repair

Nikon F401s body only. Main mirror box are clean and clean, sealed with tapes when the lens was removed. Shutter looks clean and film compartment clean. There's corrosion in the battery compartment, seems cleaned with residue. The battery door does not close properly. The button between the speed and aperture dials is missing. Open to trade for broken Nikon DSLR or lenses.