This is my brain. I've opensourced it.
check out this youtube video to see how to play with the brain in free 3d software https://www.youtube.com/watch?v=lmX8ZxzxMfY&feature=youtu.be
the software MRICRON can be found here http://www.mccauslandcenter.sc.edu/mricro/mricron/install.html