1 2 4 5-tetrafluorobenzene July 8, 2019 16 32 64 128 1 2 4 5-trifluorobenzene 1 2 4 5 tetrafluorobenzene point group 3 bromo 1 2 4 5 tetrafluorobenzene 1 4 dibromo 2 3 5 6 tetrafluorobenzene 1 bromo 2 4 5 trifluorobenzene 1 2 4 5-tetrakis(4-carboxyphenyl)benzene
