Task: Answer the multiple choice question.
Query: Which compound exhibits a 9.717\% human ether-à-go-go related gene (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. O=C(CN(c1cccc(Cl)c1)S(=O)(=O)c1ccc(Cl)cc1)NCc1ccccn1
b. CCCC(=O)C1C(=O)CC(CC(C)SCC)CC1=O
Answer: b. CCCC(=O)C1C(=O)CC(CC(C)SCC)CC1=O
{#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#}
CCCC(=O)C1C(=O)CC(CC(C)SCC)CC1=O
CCCC(=O)C1C(=O)CC(CC(C)SCC)CC1=O
5-(2-ethylsulfanylpropyl)-2-butanoylcyclohexane-1,3-dione