I've more or less verified that it is the one from 2001 Vivid Video

Here's a link to a trailer: movies.excaliburfilms.com/reeldemand/AMV0929/Rapunzel_J582lr153.mov

and a link to the movie (if you wanted to buy it)

lowest-movie-prices.com/adultDVD/89574D1_Rapunzel_dvd.htm