hydrogen cyanide (hcn) poison molecule. has typical almond-like odor. 3d rendering. atoms are represented as spheres with

hydrogen cyanide hcn prussic acid poisonous formonitrile hydrocyanic methanenitrile almond odor blue blausaure pit fruit cyanohydrin poison zyklon gas chamber execution chemical warfare nitrogen carbon molecule atoms atomic model molecular compound composition chemistry bond structure formula 3d rendering illustration