Task: Answer the MCQ question.
Question: Which compound exhibits a -3.910% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: CCN1C(=O)CC(N2CCN(c3ccc(OC)cc3)CC2)C1=O
b: CN1CCN(c2nc(-c3ccc(Cl)s3)cs2)CC1
Answer: b. CN1CCN(c2nc(-c3ccc(Cl)s3)cs2)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(c2nc(-c3ccc(Cl)s3)cs2)CC1
CN1CCN(c2nc(-c3ccc(Cl)s3)cs2)CC1
4-(5-chlorothiophen-2-yl)-2-(4-methylpiperazin-1-yl)-1,3-thiazole