Cyclohexanehexone527-31-1100 % similar Chloranil118-75-245 % similar Bromanil488-48-245 % similar Fluoranil527-21-945 % similar O-Chloranil2435-53-242 % similar Chloranilic acid87-88-731 % similar 1,1,3,3-Tetrachloropropanone632-21-331 % similar