Problem statement: Answer the multiple-choice question.
Query: Which compound has a 5.582\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. CN1CCN(C(=S)c2cn(Cc3ccc(Br)cc3)c3ccccc23)CC1
b. COc1ccc(NC2c3ccccc3C(=O)N2Cc2ccco2)cc1OC
Answer: b. COc1ccc(NC2c3ccccc3C(=O)N2Cc2ccco2)cc1OC
{#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#}
3-(3,4-dimethoxyanilino)-2-(furan-2-ylmethyl)-3H-isoindol-1-one