Task: Answer the MCQ question.
Question: Which drug exhibits a 13.234\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] O=C(Cc1ccccc1)Nc1ccc2oc(=O)ccc2c1
[b] CC1CCN(C(=O)CSc2nnc(-c3ccncc3)n2C)CC1
Answer: b. CC1CCN(C(=O)CSc2nnc(-c3ccncc3)n2C)CC1
{#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#}
CC1CCN(C(=O)CSc2nnc(-c3ccncc3)n2C)CC1
CC1CCN(C(=O)CSc2nnc(-c3ccncc3)n2C)CC1
1-(4-methylpiperidin-1-yl)-2-[(4-methyl-5-pyridin-4-yl-1,2,4-triazol-3-yl)sulfanyl]ethanone