The director and producer state this in the commentary during the scene:
‘Ohh, here’s the big sex scene!’
‘Yea. We sorta cut quickly outta that one.’
So perhaps there is indeed an extended version of the sex scene. If there is, it looks like the scene may have been performed by a body double as you never see Ali’s face clearly.
I’m sure you want to see the sex scene anyway so here it is.