Task: Answer the multiple-choice question.
Question: Which compound exhibits a 9.653\% 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 C=CCN(CC=C)C(=O)COC(=O)c1n[nH]c2ccccc12
b CCc1cccc2c(C=C(C#N)C#N)cn(CC(=O)N3CCCCCC3)c12
Answer: b. CCc1cccc2c(C=C(C#N)C#N)cn(CC(=O)N3CCCCCC3)c12
{#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#}
CCc1cccc2c(C=C(C#N)C#N)cn(CC(=O)N3CCCCCC3)c12
CCc1cccc2c(C=C(C#N)C#N)cn(CC(=O)N3CCCCCC3)c12
2-[[1-[2-(azepan-1-yl)-2-oxoethyl]-7-ethylindol-3-yl]methylidene]propanedinitrile