Question: Please describe this drug.
Description: The Compound has the SMILES FC(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F.
Answer: Perfluoropentane is a fluorocarbon that is pentane in which all of the hydrogens have been replaced by fluorines. It has a role as a radioopaque medium and an ultrasound contrast agent. It is a fluoroalkane and a fluorocarbon. It derives from a hydride of a pentane.
{#Question|Q!}: {quest#}
{#Constraint:|Description:|!} The {#Molecule|Compound|Chemical!} {#has the|can be represented with the!} {SMILES__description} {SMILES#}.
{#Answer|Result|Answer!}: {answ#}
FC(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F
C(C(C(F)(F)F)(F)F)(C(C(F)(F)F)(F)F)(F)F
1,1,1,2,2,3,3,4,4,5,5,5-dodecafluoropentane
Please describe this drug.