Keywords: 3-methylglutaconic acid.svg Skeletal formula of trans-3-methylglutaconic acid Created using http //www acdlabs com/download/chemsk html ACD/ChemSketch 8 0 and http //www inkscape org Inkscape Own 2007-04-27 Fvasconcellos 11 57 27 April 2007 UTC Dicarboxylic acids |