Task: Answer the MCQ question.
Question: Which compound exhibits a 16.917\% 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: CN1CCc2c(n(CC(O)CN3CCN(CCO)CC3)c3ccccc23)C1=O.Cl
b: O=C(N1CCCC1)N1CCN(S(=O)(=O)c2ccccc2)CC1
Answer: a. CN1CCc2c(n(CC(O)CN3CCN(CCO)CC3)c3ccccc23)C1=O.Cl
{#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#}
CN1CCc2c(n(CC(O)CN3CCN(CCO)CC3)c3ccccc23)C1=O.Cl
CN1CCc2c(n(CC(O)CN3CCN(CCO)CC3)c3ccccc23)C1=O.Cl
9-[2-hydroxy-3-[4-(2-hydroxyethyl)piperazin-1-yl]propyl]-2-methyl-3,4-dihydropyrido[3,4-b]indol-1-one;hydrochloride