Task: Please answer the following question about the molecule with SMILES CC(=O)Nc1cc([As](=O)(O)O)ccc1O.
Request: Is it known if this drug is the first approved in its class, regardless of the indication or route of administration, acting on a specific target?
Completion: No
Task: Please answer the following question about the molecule with {SMILES__description} {SMILES#}.
{#Description|Question|Request!}: {quest#}
{#Result|Answer|Completion!}: {answ#}
CC(=O)Nc1cc([As](=O)(O)O)ccc1O
CC(=O)Nc1cc([As](=O)(O)O)ccc1O
(3-acetamido-4-hydroxyphenyl)arsonic acid
Is it known if this drug is the first approved in its class, regardless of the indication or route of administration, acting on a specific target?