Task: Answer the following question about the molecule with SMILES O=C(O)C[18F].
Request: Please describe this drug.
Result: Fluoroacetic acid F-18 is under investigation in clinical trial NCT01320787 (18-F-Fluoroacetate as PET Imaging Agent).
Task: Answer the following question about the molecule with {SMILES__description} {SMILES#}.
{#Description|Question|Request!}: {quest#}
{#Result|Answer|Completion!}: {answ#}
O=C(O)C[18F]
C(C(=O)O)[18F]
2-(18F)fluoranylaceticacid
Please describe this drug.