Task: Answer the MCQ question.
Question: Which compound exhibits a 4.948\% human ether-à-go-go related gene (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] Cc1nn(-c2ccccc2)c(C)c1NC(=O)CCl
[b] COC(=O)C1CN(C(=O)C(C)Oc2ccc(C(C)C)cc2)c2ccccc2O1
[c] O=C(NCCOc1ccccc1)c1ccccc1[N+](=O)[O-]
Answer: a. Cc1nn(-c2ccccc2)c(C)c1NC(=O)CCl
{#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#}
Cc1nn(-c2ccccc2)c(C)c1NC(=O)CCl
Cc1nn(-c2ccccc2)c(C)c1NC(=O)CCl
2-chloro-N-(3,5-dimethyl-1-phenylpyrazol-4-yl)acetamide