Problem statement: Answer the multiple-choice question.
Question: Which compound has a 6.856\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a) O=C(Nc1ccc2ccccc2c1)c1cnccn1
b) CCN(Cc1cc2ccccc2[nH]c1=O)C(=O)C(C)C
c) CCSc1c(C(=O)NC)ccc2c1C(=O)c1ccccc1C2=O
Answer: b. CCN(Cc1cc2ccccc2[nH]c1=O)C(=O)C(C)C
{#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#}
CCN(Cc1cc2ccccc2[nH]c1=O)C(=O)C(C)C
CCN(Cc1cc2ccccc2[nH]c1=O)C(=O)C(C)C
N-ethyl-2-methyl-N-[(2-oxo-1H-quinolin-3-yl)methyl]propanamide