Task: Answer the multiple-choice question.
Question: Which compound has a -0.737\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) CCN1CCc2c(sc(N)c2C#N)C1
(b) CCOC(=O)C1CCN(C(=O)Cn2cc(C#N)c3ccccc32)CC1
(c) CC(=O)N1N=C(c2cccc(O)c2)CC1c1cccs1
(d) CC1CC(C)CN(c2cc(N(C)CCO)c([N+](=O)[O-])c3nonc23)C1
Answer: b. CCOC(=O)C1CCN(C(=O)Cn2cc(C#N)c3ccccc32)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#}
CCOC(=O)C1CCN(C(=O)Cn2cc(C#N)c3ccccc32)CC1
CCOC(=O)C1CCN(C(=O)Cn2cc(C#N)c3ccccc32)CC1
ethyl 1-[2-(3-cyanoindol-1-yl)acetyl]piperidine-4-carboxylate