Problem statement: Answer the MCQ question.
Query: Which drug exhibits a 0.975\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a COc1ccccc1CC(NC(C)=O)C(=O)NC1CCN(C(=O)Nc2ccc(F)cc2)CC1
b O=C(COc1ccccc1[N+](=O)[O-])Nc1cccc(Cl)c1N1CCOCC1
c CSc1nccc(Oc2cccc(C#N)c2)n1
d COc1ccccc1-n1c(O)c(C=Nc2c(C)n(C)n(-c3ccccc3)c2=O)c(=O)[nH]c1=O
Answer: c. CSc1nccc(Oc2cccc(C#N)c2)n1
{#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#}
CSc1nccc(Oc2cccc(C#N)c2)n1
CSc1nccc(Oc2cccc(C#N)c2)n1
3-(2-methylsulfanylpyrimidin-4-yl)oxybenzonitrile