Get a Sig 4 star 40 or the Rapture ChuckW recommended. They are great low wing trainers and mild aerobats but not 3d. What you are trying to do and should not do is skip the basics of learning to fly and working your way up. 20 hours on a trainer is not going to prepare you for any aircraft that is 3d capable. If you insist on jumping right into 3d then here you go
[link]http://www.qqaircraft.com/planes.asp?s_nav=2&s_ID=11601&s_PART_CAT=b&s_PLANE _CAT=f[/link]

If you are going to do it then do it right and go all out.