Problem statement: Answer the multiple choice question.
Question: Which compound exhibits a 15.538\% 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) Br.O=C(CN1CCCCC1)c1ccccc1F
(b) Cc1cc(C(=O)COC(=O)c2cc(Cl)c(O)c(Cl)c2)c(C)n1C
Answer: a. Br.O=C(CN1CCCCC1)c1ccccc1F
{#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#}
Br.O=C(CN1CCCCC1)c1ccccc1F
Br.O=C(CN1CCCCC1)c1ccccc1F
1-(2-fluorophenyl)-2-piperidin-1-ylethanone;hydrobromide