Task: Answer the MCQ question.
Question: Which compound has a 1.974\% 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(OCn1nnc2ccccc2c1=O)c1ccco1
b.) CS(=O)(=O)N(CC(=O)N1CCN(c2cccc(Cl)c2)CC1)c1cccc(F)c1
Answer: b. CS(=O)(=O)N(CC(=O)N1CCN(c2cccc(Cl)c2)CC1)c1cccc(F)c1
{#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)N(CC(=O)N1CCN(c2cccc(Cl)c2)CC1)c1cccc(F)c1
CS(=O)(=O)N(CC(=O)N1CCN(c2cccc(Cl)c2)CC1)c1cccc(F)c1
1-[4-(3-chlorophenyl)piperazin-1-yl]-2-(5-fluoro-N-methylsulfonylanilino)ethanone