Problem statement: Answer the MCQ question.
Query: Which drug exhibits a -18.812% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a CC1=NN(C(C#N)c2ccccc2)C(C)(C)C1
b Cc1ccccc1NC(=O)COc1ccc(Br)cc1CNCCCO.Cl
c Oc1[nH]c2ccccc2c1N=Nc1cccc(Cl)c1
d O=C(NCc1cccc2ccsc12)c1cccs1
Answer: a. CC1=NN(C(C#N)c2ccccc2)C(C)(C)C1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CC1=NN(C(C#N)c2ccccc2)C(C)(C)C1
CC1=NN(C(C#N)c2ccccc2)C(C)(C)C1
2-phenyl-2-(3,5,5-trimethyl-4H-pyrazol-1-yl)acetonitrile