Problem statement: Answer the multiple-choice question.
Question: Which compound has a 0.383\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a: S=C(NCc1ccccc1)N1CCn2cccc2C1c1ccncc1
b: O=C1NC(c2ccccc2)=N/C1=C/c1ccco1
c: O=C(c1cc([N+](=O)[O-])ccc1Cl)N1CCN(c2ccccn2)CC1
Answer: b. O=C1NC(c2ccccc2)=N/C1=C/c1ccco1
{#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#}
O=C1NC(c2ccccc2)=N/C1=C/c1ccco1
O=C1NC(c2ccccc2)=N/C1=C/c1ccco1
(4E)-4-(furan-2-ylmethylidene)-2-phenyl-1H-imidazol-5-one