Task: Answer the multiple choice question.
Query: Which drug has a 6.035\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] Cc1ncc(CN2CCN(Cc3ccccc3)C(CCO)C2)s1
[b] CN1c2ccccc2C2(C)CCCC3=Cc4cccc([N+](=O)[O-])c4OC312
Answer: a. Cc1ncc(CN2CCN(Cc3ccccc3)C(CCO)C2)s1
{#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#}
Cc1ncc(CN2CCN(Cc3ccccc3)C(CCO)C2)s1
Cc1ncc(CN2CCN(Cc3ccccc3)C(CCO)C2)s1
2-[1-benzyl-4-[(2-methyl-1,3-thiazol-5-yl)methyl]piperazin-2-yl]ethanol