Task: Answer the multiple choice question.
Query: Which compound exhibits a 1.128\% 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 additional words.
Options:
a. CCc1ccccc1NC(=O)C1CCCN1S(=O)(=O)c1ccc2c(c1)n(C)c(=O)c(=O)n2C
b. CCOC(=O)Cc1cc(=O)n2[nH]c(-c3ccc(Cl)cc3)cc2n1
Answer: a. CCc1ccccc1NC(=O)C1CCCN1S(=O)(=O)c1ccc2c(c1)n(C)c(=O)c(=O)n2C
{#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#}
CCc1ccccc1NC(=O)C1CCCN1S(=O)(=O)c1ccc2c(c1)n(C)c(=O)c(=O)n2C
CCc1ccccc1NC(=O)C1CCCN1S(=O)(=O)c1ccc2c(c1)n(C)c(=O)c(=O)n2C
1-(1,4-dimethyl-2,3-dioxoquinoxalin-6-yl)sulfonyl-N-(2-ethylphenyl)pyrrolidine-2-carboxamide