Task: Answer the MCQ question.
Query: Which drug has a -1.706\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a. O=[N+]([O-])c1ccc(Oc2cccnc2)nc1
b. CC1(C)CC(=O)C=C(c2ccc(Cl)c(C(F)(F)F)c2)C1
c. Cn1nnnc1SCc1nc2ccccc2[nH]1
Answer: c. Cn1nnnc1SCc1nc2ccccc2[nH]1
{#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#}
Cn1nnnc1SCc1nc2ccccc2[nH]1
Cn1nnnc1SCc1nc2ccccc2[nH]1
2-[(1-methyltetrazol-5-yl)sulfanylmethyl]-1H-benzimidazole