Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a 6.273\% 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: CCCCNCc1cc2ccccc2o1.Cl
b: O=C(CCc1c[nH]c2ccccc12)NCc1cccc(Cl)c1
Answer: a. CCCCNCc1cc2ccccc2o1.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#}
CCCCNCc1cc2ccccc2o1.Cl
CCCCNCc1cc2ccccc2o1.Cl
N-(1-benzofuran-2-ylmethyl)butan-1-amine;hydrochloride