Keywords: Acetylcysteine-2D-skeletal.png Skeletal formula of the acetylcysteine N-acetyl-<small>L</small>-cysteine molecule C<sub>5</sub>H<sub>9</sub>NO<sub>3</sub>S Structure confirmed in http //www hbcpnetbase com/ CRC Handbook 89<sup>th</sup> edition Own Friday 13 March 2008 Ben Mills Benjah-bmm27 Images by Ben Mills Acetylcysteine |