Task: Answer the MCQ question.
Query: Which compound exhibits a 8.883\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a.) O=C(c1ccc2c(c1)OCO2)C1CCCN(Cc2cn[nH]c2-c2cccc(F)c2)C1
b.) CCN(c1ccccc1)S(=O)(=O)c1ccc(Cl)nc1
Answer: b. CCN(c1ccccc1)S(=O)(=O)c1ccc(Cl)nc1
{#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#}
CCN(c1ccccc1)S(=O)(=O)c1ccc(Cl)nc1
CCN(c1ccccc1)S(=O)(=O)c1ccc(Cl)nc1
6-chloro-N-ethyl-N-phenylpyridine-3-sulfonamide