Task: Answer the MCQ question.
Question: Which compound exhibits a -3.816\% 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: O=C(CSc1cccc[n+]1[O-])Nc1ccc2c(c1)OCO2
b: CC(C)CN1C(=O)C(=O)N(CC(=O)N2CCN(c3ccccc3)CC2)C1=O
Answer: b. CC(C)CN1C(=O)C(=O)N(CC(=O)N2CCN(c3ccccc3)CC2)C1=O
{#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#}
CC(C)CN1C(=O)C(=O)N(CC(=O)N2CCN(c3ccccc3)CC2)C1=O
CC(C)CN1C(=O)C(=O)N(CC(=O)N2CCN(c3ccccc3)CC2)C1=O
1-(2-methylpropyl)-3-[2-oxo-2-(4-phenylpiperazin-1-yl)ethyl]imidazolidine-2,4,5-trione