Task: Answer the MCQ question.
Query: Which drug has a -6.329\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: CCN1CCN(C(=O)c2ccc(-c3nc4ccccc4s3)s2)CC1
b: S=C(NCCN1CCOCC1)N/N=C/c1ccccc1
Answer: a. CCN1CCN(C(=O)c2ccc(-c3nc4ccccc4s3)s2)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#}
CCN1CCN(C(=O)c2ccc(-c3nc4ccccc4s3)s2)CC1
CCN1CCN(C(=O)c2ccc(-c3nc4ccccc4s3)s2)CC1
[5-(1,3-benzothiazol-2-yl)thiophen-2-yl]-(4-ethylpiperazin-1-yl)methanone