Keywords: Phenazine-3D-balls-B.png Ball-and-stick model of the phenazine molecule an aromatic heterocycle consisting of a pyrazine ring fused to two benzene rings Derived from File Quinoxaline-3D-balls png and File Pyridinium-3D-balls png 2010-07-27 Jynto and Ben Mills Images by Jynto Phenazines |