Task: Please answer the following question about the molecule with SMILES CCCCc1nc2cc(/C=C/C(=O)NO)ccc2n1CCN(CC)CC.
Question: Please describe this drug.
Result: Pracinostat is a hydroxamic acid that is N-hydroxyacrylamide which is substituted at position 3 by a 2-butyl-1-[2-(diethylamino)ethyl]-1H-benzimidazol-5-yl group (the E isomer). An orally available pan-histone deacetylase inhibitor with demonstrated activity in the treatment of advanced solid tumours. It has a role as an EC 3.5.1.98 (histone deacetylase) inhibitor, an antineoplastic agent, an apoptosis inducer and an antimalarial. It is an olefinic compound, a hydroxamic acid, a benzimidazole and a tertiary amino compound.
Task: Please answer the following question about the molecule with {SMILES__description} {SMILES#}.
{#Description|Question|Request!}: {quest#}
{#Result|Answer|Completion!}: {answ#}
CCCCc1nc2cc(/C=C/C(=O)NO)ccc2n1CCN(CC)CC
CCCCC1=NC2=C(N1CCN(CC)CC)C=CC(=C2)/C=C/C(=O)NO
(E)-3-[2-butyl-1-[2-(diethylamino)ethyl]benzimidazol-5-yl]-N-hydroxyprop-2-enamide
Please describe this drug.