Problem statement: Answer the MCQ question.
Query: Which drug has a -0.993\% 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 other words.
Options:
a: COc1ccc(CNC(=O)c2ccc3c(c2)N(C)C(=O)CS3=O)cc1
b: CSc1ccccc1NC(=O)CN1CCN(S(=O)(=O)c2ccccc2[N+](=O)[O-])CC1
Answer: b. CSc1ccccc1NC(=O)CN1CCN(S(=O)(=O)c2ccccc2[N+](=O)[O-])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#}
CSc1ccccc1NC(=O)CN1CCN(S(=O)(=O)c2ccccc2[N+](=O)[O-])CC1
CSc1ccccc1NC(=O)CN1CCN(S(=O)(=O)c2ccccc2[N+](=O)[O-])CC1
[2-[[4-[2-(2-methylsulfanylanilino)-2-oxoethyl]piperazin-1-yl]sulfonyl]phenyl]-oxido-oxoazanium