71-43-2 Benzeen Benzen Benzene Benzin Benzine Benzol Benzole Benzolene Benzolo Bicarburet of hydrogen Carbon oil Coal naphtha Cyclohexatriene Fenzen Mineral naphtha Motor benzol NCI-C55276 NSC67315 Nitration benzene Phenyl hydride Pyrobenzol Pyrobenzole WLN: RH [6]Annulene