"C4F10"^^ . "FDA"^^ . "Perflubutane"^^ . "Perflubutane"^^ . "SE4TWR0K2C"^^ . "Perflubutane"^^ . "Organic Chemical"^^ . "Indicator, Reagent, or Diagnostic Aid"^^ . . "355-25-9"^^ . "C0665540"^^ . "PerflubutanePTNCI" . "C76636"^^ . . . "PERFLUBUTANEPTFDASE4TWR0K2C" . .