Task: Answer the MCQ question.
Query: Which compound has a 4.627\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
(a) Nc1nnc(SCc2coc(-c3ccc(Cl)cc3)n2)s1
(b) COc1ccccc1-c1noc(-c2ccco2)n1
(c) O=C1NC(=O)c2cc(NC(=O)C3CCCCC3)ccc21
Answer: b. COc1ccccc1-c1noc(-c2ccco2)n1
{#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#}
COc1ccccc1-c1noc(-c2ccco2)n1
COc1ccccc1-c1noc(-c2ccco2)n1
[C][O][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=N][O][C][Branch1][Branch2][C][=C][C][=C][O][Ring1][Branch1][=N][Ring1][#Branch2]
5-(furan-2-yl)-3-(2-methoxyphenyl)-1,2,4-oxadiazole