(Pentafluorophenyl)boronic acid五氟苯硼酸Pentafluorophenylboronic acid2,3,4,5,6-Pentafluorophenylboronic acid2,3,4,5,6-Pentafluorobenzeneboronic acid2,3,4,5,6-五氟苯硼酸2,3,4,5,6-PENTAFLUOROBENZENEBORONIC ACIDPentafluorobenzeneboronic acid 97%Pentafluorophenylboronic acid