Task: Answer the multiple-choice question.
Question: Which compound exhibits a -1.331\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) CSc1cccc(CN2CCN(Cc3ccccc3)C(CCO)C2)c1
b.) O=C(CN1CCCc2ccccc21)Nc1ccc(F)cc1[N+](=O)[O-]
Answer: a. CSc1cccc(CN2CCN(Cc3ccccc3)C(CCO)C2)c1
{#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#}
CSc1cccc(CN2CCN(Cc3ccccc3)C(CCO)C2)c1
CSc1cccc(CN2CCN(Cc3ccccc3)C(CCO)C2)c1
2-[1-benzyl-4-[(3-methylsulfanylphenyl)methyl]piperazin-2-yl]ethanol