Problem statement: Answer the multiple choice question.
Question: Which drug has a 3.423\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. CN1CCN(C(=O)c2ccccc2NC(=O)c2cccs2)CC1
b. COc1ccc(NC(=O)c2ccc3c(c2)OCO3)cc1[N+](=O)[O-]
Answer: a. CN1CCN(C(=O)c2ccccc2NC(=O)c2cccs2)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#}
CN1CCN(C(=O)c2ccccc2NC(=O)c2cccs2)CC1
CN1CCN(C(=O)c2ccccc2NC(=O)c2cccs2)CC1
N-[2-(4-methylpiperazine-1-carbonyl)phenyl]thiophene-2-carboxamide