Task: Answer the MCQ question.
Question: Which compound has a 2.854\% 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 other words.
Options:
a. CCON1C(=O)CN(C(=O)OC)C1c1ccc(Cl)cc1Cl
b. O=C(CCc1nc2sc3c(c2c(=O)[nH]1)CCCC3)NCCc1ccccc1
c. COc1ccc(OC(C)c2ccc(C#N)c(=O)[nH]2)cc1
d. CCCOc1ccc(C(=O)O/N=C(\CC)c2ccc(C)cc2)cc1
Answer: c. COc1ccc(OC(C)c2ccc(C#N)c(=O)[nH]2)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#}
COc1ccc(OC(C)c2ccc(C#N)c(=O)[nH]2)cc1
COc1ccc(OC(C)c2ccc(C#N)c(=O)[nH]2)cc1
6-[1-(4-methoxyphenoxy)ethyl]-2-oxo-1H-pyridine-3-carbonitrile