Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 7.076\% 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: CCOc1ccc(NC(=O)CCNC(=O)c2ccco2)cc1
b: O=C(Nc1ccc(Br)cc1Cl)c1cnccn1
Answer: b. O=C(Nc1ccc(Br)cc1Cl)c1cnccn1
{#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)cc1Cl)c1cnccn1
O=C(Nc1ccc(Br)cc1Cl)c1cnccn1
N-(4-bromo-2-chlorophenyl)pyrazine-2-carboxamide