Task: Answer the multiple choice question.
Question: Which compound exhibits a 10.220% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a O=C(C1CCCCC1)N1CC(=O)N2CCc3ccccc3C2C1
b NNC(=O)c1cccc(COc2ccccc2Br)c1
Answer: a. O=C(C1CCCCC1)N1CC(=O)N2CCc3ccccc3C2C1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C(C1CCCCC1)N1CC(=O)N2CCc3ccccc3C2C1
O=C(C1CCCCC1)N1CC(=O)N2CCc3ccccc3C2C1
2-(cyclohexanecarbonyl)-3,6,7,11b-tetrahydro-1H-pyrazino[2,1-a]isoquinolin-4-one