Keywords: CACA-zwitterion-3D-spacefill.png Ball-and-stick model of the Z -4-amino-2-butenoic acid molecule also known as CACA a GABA agonist This image shows the zwitterionic form Colour code 505050 Carbon C black<br> F0F0F0 Hydrogen H white<br> F51E1E Oxygen O red<br> 3C50FA Nitrogen N blue<br> 2011-02-18 own DS Visualizer Jynto talk Neutral form ball-and-stick version Neutral form space-filling version Zwitterionic form ball-and-stick version cc-zero Beta-amino acids Alkene derivatives Zwitterions Images by Jynto Space-filling models |