Task: Answer the MCQ question.
Query: Which drug has a 11.863\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a: NS(=O)(=O)c1ccc(CCNC(=O)c2cc(-c3ccc(Br)cc3)nc3ccccc23)cc1
b: CC(=O)Nc1sc2c(c1C#N)CCCC2
c: CC(C)c1ccc(NC(=S)NC2CCN(Cc3ccccc3)CC2)cc1
Answer: b. CC(=O)Nc1sc2c(c1C#N)CCCC2
{#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#}
CC(=O)Nc1sc2c(c1C#N)CCCC2
CC(=O)Nc1sc2c(c1C#N)CCCC2
N-(3-cyano-4,5,6,7-tetrahydro-1-benzothiophen-2-yl)acetamide