Task: Answer the multiple-choice question.
Query: Which compound exhibits a 9.841% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a.) CN(CCC#N)CC(=O)Nc1ccc(S(N)(=O)=O)cc1
b.) CC(C)C(NC(=O)OCc1ccccc1)C(=O)N1CCOCCOCCOCC1
c.) Cc1ccc(NC2CCCN(C(=O)c3cccc(-c4ncc[nH]4)c3)C2)cc1C
d.) CN1CCN(CC(=O)O)CC1
Answer: d. CN1CCN(CC(=O)O)CC1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CN1CCN(CC(=O)O)CC1
CN1CCN(CC(=O)O)CC1
2-(4-methylpiperazin-1-yl)aceticacid