Task: Answer the multiple choice question.
Question: Which compound has a 15.087\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) CS(=O)(=O)c1ccccc1C(=O)N1CCN(Cc2ccccc2)CC1
b) CC(C(=O)NC1CCCCC1)N1C(=O)C2C3C=CC(C3)C2C1=O
Answer: a. CS(=O)(=O)c1ccccc1C(=O)N1CCN(Cc2ccccc2)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)c1ccccc1C(=O)N1CCN(Cc2ccccc2)CC1
CS(=O)(=O)c1ccccc1C(=O)N1CCN(Cc2ccccc2)CC1
(4-benzylpiperazin-1-yl)-(2-methylsulfonylphenyl)methanone