Task: Answer the MCQ question.
Question: Which drug exhibits a 15.981\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] CC(C)CSc1nc2ccccc2n1CC(=O)O
[b] Cc1onc(-c2c(F)cccc2Cl)c1C(=O)Nc1c(C)n(C)n(-c2ccccc2)c1=O
Answer: a. CC(C)CSc1nc2ccccc2n1CC(=O)O
{#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(C)CSc1nc2ccccc2n1CC(=O)O
CC(C)CSc1nc2ccccc2n1CC(=O)O
2-[2-(2-methylpropylsulfanyl)benzimidazol-1-yl]acetic acid