Task: Answer the multiple-choice question.
Question: Which compound exhibits a 8.469\% 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 or b without using any other words.
Options:
a: C[C@H](NC(=O)c1nc[nH]c1C(=O)N1CCN(c2ccccc2)CC1)c1ccccc1
b: O=C(CCN1C(=O)/C(=C/c2ccccc2Cl)SC1=S)N1CCCC1
Answer: a. C[C@H](NC(=O)c1nc[nH]c1C(=O)N1CCN(c2ccccc2)CC1)c1ccccc1
{#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#}
C[C@H](NC(=O)c1nc[nH]c1C(=O)N1CCN(c2ccccc2)CC1)c1ccccc1
C[C@H](NC(=O)c1nc[nH]c1C(=O)N1CCN(c2ccccc2)CC1)c1ccccc1
N-[(1S)-1-phenylethyl]-5-(4-phenylpiperazine-1-carbonyl)-1H-imidazole-4-carboxamide