Task: Answer the multiple-choice question.
Question: Which compound exhibits a 4.768\% 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: Cc1ccc(S(=O)(=O)n2nc(OC(=O)C(C)(C)C)cc2N)cc1
b: O=C(O)CCCn1cc(NC(=O)c2ccc(Br)o2)cn1
Answer: b. O=C(O)CCCn1cc(NC(=O)c2ccc(Br)o2)cn1
{#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(O)CCCn1cc(NC(=O)c2ccc(Br)o2)cn1
O=C(O)CCCn1cc(NC(=O)c2ccc(Br)o2)cn1
5-bromo-N-[1-(4-hydroxy-4-oxobutyl)pyrazol-4-yl]furan-2-carboxamide