Task: Answer the multiple-choice question.
Question: Which drug exhibits a 12.330\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a.) CCn1c(SCC(=O)C(C)(C)C)nnc1-c1cccnc1
b.) O=C(c1oc(=O)c2ccccc2c1-c1ccccc1)N1CCC(O)CC1
Answer: a. CCn1c(SCC(=O)C(C)(C)C)nnc1-c1cccnc1
{#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#}
1-[(4-ethyl-5-pyridin-3-yl-1,2,4-triazol-3-yl)sulfanyl]-3,3-dimethylbutan-2-one