Problem statement: Answer the MCQ question.
Query: Which drug exhibits a 4.687\% 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, b, c, d, or e without using any other words.
Options:
a Brc1cccc(-c2nnco2)c1
b CC(C)NC(=O)c1cc(-c2ccco2)on1
c O=C1C=C(Nc2cccc(O)c2)CC(c2ccco2)C1
d O=C(NS(=O)(=O)c1ccc(NC(=O)C2CCCO2)cc1)c1ccccc1
e O=C(CSc1nnc(-c2ccccc2)o1)N1CCN(c2ccccc2)CC1
Answer: a. Brc1cccc(-c2nnco2)c1
{#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#}
Brc1cccc(-c2nnco2)c1
Brc1cccc(-c2nnco2)c1
2-(3-bromophenyl)-1,3,4-oxadiazole