Task: Answer the multiple-choice question.
Question: Which compound exhibits a 11.987\% human ether-à-go-go related gene (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: COc1c(Cl)cc(-c2noc(C)c2C(=O)NC(C)C)cc1Cl
b: C/C=C(\C)CN1CCN(c2cccc(C)c2C)CC1
Answer: b. C/C=C(\C)CN1CCN(c2cccc(C)c2C)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#}
C/C=C(\C)CN1CCN(c2cccc(C)c2C)CC1
C/C=C(\C)CN1CCN(c2cccc(C)c2C)CC1
1-(2,3-dimethylphenyl)-4-[(E)-2-methylbut-2-enyl]piperazine