Problem statement: Answer the MCQ question.
Question: Which drug has a 9.621\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a O=c1c2ccccc2nc(-c2ccco2)n1-c1ccc(Br)cc1
b COc1cccc(/C=C(\C#N)C(=O)NC2CCS(=O)(=O)C2)c1
Answer: a. O=c1c2ccccc2nc(-c2ccco2)n1-c1ccc(Br)cc1
{#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=c1c2ccccc2nc(-c2ccco2)n1-c1ccc(Br)cc1
O=c1c2ccccc2nc(-c2ccco2)n1-c1ccc(Br)cc1
3-(4-bromophenyl)-2-(furan-2-yl)quinazolin-4-one