Problem statement: Answer the multiple-choice question.
Question: Which compound has a 16.881\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a. CN1CCN(CCCNC(=O)c2cn(C3CCCCC3)c(=O)c3c2c2ccccc2n3C)CC1
b. c1ccc(NCc2ccccn2)cc1
c. O=C(CSc1nc2ccccc2n1CC(=O)N1CCOCC1)N1CCCC1
Answer: c. O=C(CSc1nc2ccccc2n1CC(=O)N1CCOCC1)N1CCCC1
{#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(CSc1nc2ccccc2n1CC(=O)N1CCOCC1)N1CCCC1
O=C(CSc1nc2ccccc2n1CC(=O)N1CCOCC1)N1CCCC1
1-morpholin-4-yl-2-[2-(2-oxo-2-pyrrolidin-1-ylethyl)sulfanylbenzimidazol-1-yl]ethanone