Task: Answer the MCQ question.
Question: Which drug has a 3.189\% 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] CCn1nc(C)c(CN2CCCCC2C(=O)Nc2ccc(Oc3cccnc3)cc2)c1C
[b] COc1ccc(CNC(=O)CNC(=O)c2ccc(Br)o2)cc1OC
Answer: a. CCn1nc(C)c(CN2CCCCC2C(=O)Nc2ccc(Oc3cccnc3)cc2)c1C
{#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#}
CCn1nc(C)c(CN2CCCCC2C(=O)Nc2ccc(Oc3cccnc3)cc2)c1C
CCn1nc(C)c(CN2CCCCC2C(=O)Nc2ccc(Oc3cccnc3)cc2)c1C
1-[(1-ethyl-3,5-dimethylpyrazol-4-yl)methyl]-N-(4-pyridin-3-yloxyphenyl)piperidine-2-carboxamide