Task: Answer the multiple choice question.
Question: Which compound exhibits a 4.743\% 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) Nc1ccccc1C(=O)NNC1=C(C(=O)C(F)(F)F)CCC1
(b) CCOC(=O)C1CCCN(c2c(NCCN3CCCCC3CC)c(=O)c2=O)C1
Answer: b. CCOC(=O)C1CCCN(c2c(NCCN3CCCCC3CC)c(=O)c2=O)C1
{#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)C1CCCN(c2c(NCCN3CCCCC3CC)c(=O)c2=O)C1
CCOC(=O)C1CCCN(c2c(NCCN3CCCCC3CC)c(=O)c2=O)C1
ethyl 1-[2-[2-(2-ethylpiperidin-1-yl)ethylamino]-3,4-dioxocyclobuten-1-yl]piperidine-3-carboxylate