Task: Answer the MCQ question.
Question: Which compound exhibits a -3.958\% 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 additional words.
Options:
[a] CC(=O)c1c(N2CCCC2)[nH]c(-c2ccccc2)nc1=S
[b] CS(=O)(=O)c1cccc(NC(=O)c2ccc(Cl)c(Cl)c2)c1
Answer: a. CC(=O)c1c(N2CCCC2)[nH]c(-c2ccccc2)nc1=S
{#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#}
CC(=O)c1c(N2CCCC2)[nH]c(-c2ccccc2)nc1=S
CC(=O)c1c(N2CCCC2)[nH]c(-c2ccccc2)nc1=S
1-(2-phenyl-6-pyrrolidin-1-yl-4-sulfanylidene-1H-pyrimidin-5-yl)ethanone