Task: Answer the multiple choice question.
Question: Which compound exhibits a 11.685\% 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) CCOC(=O)C1(Cc2ccccc2Cl)CCN(C(=O)CCn2ccnc2C)CC1
b) O=C(NNC(=O)C1CCN(c2ncccn2)CC1)c1ccc(Cl)cc1
c) Cc1ccc(C)c2[nH]c(=O)c(CN(Cc3nnnn3C3CCCCC3)CC3CCCO3)cc12
Answer: b. O=C(NNC(=O)C1CCN(c2ncccn2)CC1)c1ccc(Cl)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#}
O=C(NNC(=O)C1CCN(c2ncccn2)CC1)c1ccc(Cl)cc1
O=C(NNC(=O)C1CCN(c2ncccn2)CC1)c1ccc(Cl)cc1
N'-(4-chlorobenzoyl)-1-pyrimidin-2-ylpiperidine-4-carbohydrazide