Task: Answer the MCQ question.
Query: Which compound exhibits a 17.718\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. CCCOC(=O)c1ccc(Oc2cn[nH]c2-c2ccc(OCC)cc2O)cc1
b. CS(=O)(=O)N1CCN(C(=O)Cc2ccccc2Cl)CC1
Answer: b. CS(=O)(=O)N1CCN(C(=O)Cc2ccccc2Cl)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)Cc2ccccc2Cl)CC1
CS(=O)(=O)N1CCN(C(=O)Cc2ccccc2Cl)CC1
2-(2-chlorophenyl)-1-(4-methylsulfonylpiperazin-1-yl)ethanone