Task: Answer the multiple choice question.
Question: Which drug has a -6.987\% 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 CCC1CCCCN1C(=O)CSc1nc(C)cc(C)n1
b Cc1c(Cl)cccc1NC(=O)CCN1CCCCCC1
c CC1CCCCN1C(=O)c1ccc(Br)o1
Answer: a. CCC1CCCCN1C(=O)CSc1nc(C)cc(C)n1
{#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#}
CCC1CCCCN1C(=O)CSc1nc(C)cc(C)n1
CCC1CCCCN1C(=O)CSc1nc(C)cc(C)n1
2-(4,6-dimethylpyrimidin-2-yl)sulfanyl-1-(2-ethylpiperidin-1-yl)ethanone