2-Bromo-4-chlorobenzonitrile57381-49-430 % similar 4-Chloro-2-fluorobenzonitrile57381-51-830 % similar 2-Chloro-5-fluorobenzonitrile57381-56-330 % similar 2-Amino-5-chlorobenzonitrile5922-60-130 % similar 2-Chloro-4-fluorobenzonitrile60702-69-430 % similar