Task: Answer the multiple-choice question.
Question: Which compound has a 13.512\% 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: CCCC(=O)Nc1cc(C)cn(Cc2c(F)cccc2Cl)c1=O
b: CCOC(=O)c1c(N2C(=O)C=CC2=O)sc(C)c1C
Answer: b. CCOC(=O)c1c(N2C(=O)C=CC2=O)sc(C)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#}
CCOC(=O)c1c(N2C(=O)C=CC2=O)sc(C)c1C
CCOC(=O)c1c(N2C(=O)C=CC2=O)sc(C)c1C
ethyl 2-(2,5-dioxopyrrol-1-yl)-4,5-dimethylthiophene-3-carboxylate