Task: Answer the multiple-choice question.
Query: Which compound has a -4.858\% 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(Nc1ccc(Cl)cc1)N1CCc2ccccc2C1
b. CS(=O)(=O)N1CCN(C(=O)C(Sc2ccccc2)c2ccccc2)CC1
Answer: b. CS(=O)(=O)N1CCN(C(=O)C(Sc2ccccc2)c2ccccc2)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#}
CS(=O)(=O)N1CCN(C(=O)C(Sc2ccccc2)c2ccccc2)CC1
CS(=O)(=O)N1CCN(C(=O)C(Sc2ccccc2)c2ccccc2)CC1
1-(4-methylsulfonylpiperazin-1-yl)-2-phenyl-2-phenylsulfanylethanone