Task: Answer the multiple-choice question.
Query: Which drug exhibits a 5.431\% 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 other words.
Options:
(a) COc1ccc2c(n1)Sc1nc3ccccc3nc1N2
(b) Cc1cccc2nc(-c3ccco3)c(Nc3ccccc3)n12
Answer: b. Cc1cccc2nc(-c3ccco3)c(Nc3ccccc3)n12
{#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#}
Cc1cccc2nc(-c3ccco3)c(Nc3ccccc3)n12
Cc1cccc2nc(-c3ccco3)c(Nc3ccccc3)n12
2-(furan-2-yl)-5-methyl-N-phenylimidazo[1,2-a]pyridin-3-amine