Task: Answer the MCQ question.
Query: Which compound exhibits a 8.893\% 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: Cc1cc(C(=O)CCl)c(C)n1CCc1ccccc1
b: O=C(c1cccc(S(=O)(=O)Nc2ccccc2Cl)c1)N1CCN(c2ccccc2O)CC1
Answer: b. O=C(c1cccc(S(=O)(=O)Nc2ccccc2Cl)c1)N1CCN(c2ccccc2O)CC1
{#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#}
O=C(c1cccc(S(=O)(=O)Nc2ccccc2Cl)c1)N1CCN(c2ccccc2O)CC1
O=C(c1cccc(S(=O)(=O)Nc2ccccc2Cl)c1)N1CCN(c2ccccc2O)CC1
N-(2-chlorophenyl)-3-[4-(2-hydroxyphenyl)piperazine-1-carbonyl]benzenesulfonamide