Problem statement: Answer the MCQ question.
Question: Which compound has a 17.918\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
(a) S=C(NCCc1ccccc1)N1CCCC1
(b) CSCC(=O)NC1CCCN(C2Cc3ccccc3C2)C1
(c) CCn1c(O)c(C#N)c(C)cc1=O
(d) O=C(c1ccccc1)N1CCN2C(=O)c3ccccc3C12c1ccc(Cl)cc1
(e) O=C(CSc1ccsc1[N+](=O)[O-])NCCc1ccc(Cl)cc1
Answer: c. CCn1c(O)c(C#N)c(C)cc1=O
{#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#}
CCn1c(O)c(C#N)c(C)cc1=O
CCn1c(O)c(C#N)c(C)cc1=O
1-ethyl-2-hydroxy-4-methyl-6-oxopyridine-3-carbonitrile