Problem statement: Answer the MCQ question.
Query: Which drug has a 11.944\% 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. COCCN1Cc2cccc(C(=O)Nc3cccc(C)c3C)c2C1=O
b. CSc1ccccc1NC(=O)Cn1nc([N+](=O)[O-])c(Cl)c1C
Answer: b. CSc1ccccc1NC(=O)Cn1nc([N+](=O)[O-])c(Cl)c1C
{#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)Cn1nc([N+](=O)[O-])c(Cl)c1C
CSc1ccccc1NC(=O)Cn1nc([N+](=O)[O-])c(Cl)c1C
2-(4-chloro-5-methyl-3-nitropyrazol-1-yl)-N-(2-methylsulfanylphenyl)acetamide