Task: Answer the MCQ question.
Query: Which drug exhibits a 14.647\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) O=C(NC1CCCC1)C1CCCN(S(=O)(=O)c2cnc[nH]2)C1
b) O=[N+]([O-])C(=C1Nc2ccccc2N1)C(Cl)=C(Cl)Cl
Answer: b. O=[N+]([O-])C(=C1Nc2ccccc2N1)C(Cl)=C(Cl)Cl
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
2-(2,3,3-trichloro-1-nitroprop-2-enylidene)-1,3-dihydrobenzimidazole