Problem statement: Answer the MCQ question.
Query: Which compound has a 4.768\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) COc1ccccc1N1CCN(/N=C/C=C\c2ccccc2[N+](=O)[O-])CC1
(b) CNc1nc(SC)nc(N(C)C#N)n1
Answer: a. COc1ccccc1N1CCN(/N=C/C=C\c2ccccc2[N+](=O)[O-])CC1
{#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#}
COc1ccccc1N1CCN(/N=C/C=C\c2ccccc2[N+](=O)[O-])CC1
COc1ccccc1N1CCN(/N=C/C=C\c2ccccc2[N+](=O)[O-])CC1
(E,Z)-N-[4-(2-methoxyphenyl)piperazin-1-yl]-3-(2-nitrophenyl)prop-2-en-1-imine