Task: Answer the multiple choice question.
Question: Which compound exhibits a 11.329\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a.) Cc1ccccc1NC(=O)COC(=O)CCc1nc2ccccc2c(=O)[nH]1
b.) O=C(NNC(=O)C1CCN(c2ncccn2)CC1)c1ccncc1
c.) Cc1nc2cc(-c3ccccc3)sc2c(=O)n1N
d.) COc1ccc(Cn2c(CO)cnc2SCC(=O)Nc2cccc(NC(C)=O)c2)cc1
Answer: b. O=C(NNC(=O)C1CCN(c2ncccn2)CC1)c1ccncc1
{#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#}
O=C(NNC(=O)C1CCN(c2ncccn2)CC1)c1ccncc1
O=C(NNC(=O)C1CCN(c2ncccn2)CC1)c1ccncc1
N'-(pyridine-4-carbonyl)-1-pyrimidin-2-ylpiperidine-4-carbohydrazide