Problem statement: Answer the MCQ question.
Query: Which drug exhibits a 2.432\% 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(NCc1ccccn1)c1ccc(Cl)cc1Cl
b. c1ccc(-n2cnnc2SCc2nc3ccccc3s2)cc1
Answer: a. O=C(NCc1ccccn1)c1ccc(Cl)cc1Cl
{#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=C(NCc1ccccn1)c1ccc(Cl)cc1Cl
O=C(NCc1ccccn1)c1ccc(Cl)cc1Cl
2,4-dichloro-N-(pyridin-2-ylmethyl)benzamide