Task: Answer the MCQ question.
Query: Which drug exhibits a 15.090% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) COc1ccccc1-c1ccc(SCc2ccc([N+](=O)[O-])cc2)nn1
(b) CN(C)CCCNS(=O)(=O)c1ccc(NC2CCCCCC2)c([N+](=O)[O-])c1
(c) Cc1ccccc1-c1nnc(SCc2ccccc2)o1
(d) S=c1[nH]nc(-c2ccccc2)o1
Answer: d. S=c1[nH]nc(-c2ccccc2)o1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
S=c1[nH]nc(-c2ccccc2)o1
S=c1[nH]nc(-c2ccccc2)o1
5-phenyl-3H-1,3,4-oxadiazole-2-thione