Task: Answer the multiple-choice question.
Query: Which drug exhibits a 19.263\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. Cc1nc(SCC(N)=O)[nH]c(=O)c1CCC(C)C
b. O=C(Nc1ccc(Br)cc1Br)c1cccc2c1C(=O)N(C1CCCCC1)C2
Answer: b. O=C(Nc1ccc(Br)cc1Br)c1cccc2c1C(=O)N(C1CCCCC1)C2
{#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#}
O=C(Nc1ccc(Br)cc1Br)c1cccc2c1C(=O)N(C1CCCCC1)C2
O=C(Nc1ccc(Br)cc1Br)c1cccc2c1C(=O)N(C1CCCCC1)C2
2-cyclohexyl-N-(2,4-dibromophenyl)-3-oxo-1H-isoindole-4-carboxamide