Task: Answer the MCQ question.
Question: Which compound exhibits a -3.384\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) CCCCN(CC)C(=S)Nc1ccc2nc3n(c(=O)c2c1)CCCCC3
b) Nc1nnnn1N=C1CCCCC1
Answer: b. Nc1nnnn1N=C1CCCCC1
{#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#}
Nc1nnnn1N=C1CCCCC1
Nc1nnnn1N=C1CCCCC1
1-(cyclohexylideneamino)tetrazol-5-amine