Keywords: Pregnenolone-3D-balls.png Ball-and-stick model of the pregnenolone molecule a steroid similar to allopregnanolone Colour code 505050 Carbon C black<br> F0F0F0 Hydrogen H white<br> F51E1E Oxygen O red<br> 2011-06-09 own DS Visualizer Jynto talk Skeletal stick version cc-zero Pregnenolone Images by Jynto |