Personally, I really dislike this name. It seems so very 80s and their isn't a usable NN for me.
But if you like it and think it's pretty, go for it. I would keep MN short. How about...
Stephanie BelleStephanie Capri
Stephanie CateStephanie DianeStephanie EdithStephanie JaneStephanie NoraStephanie RoseStephanie Ruth