Task: Answer the MCQ question.
Query: Which compound has a 15.783\% 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 O=c1cnn(Cc2c(Cl)cccc2Cl)c2ccccc12
b O=C(/C=C/c1ccc(F)cc1)Nc1nc2ccccc2[nH]1
c O=C(/C=C/c1ccc(Cl)c([N+](=O)[O-])c1)Nc1ccc(N2CCCC2)c(Cl)c1
d NC(=O)c1cccc2c1-c1ccccc1/C2=N/NC(N)=S
Answer: c. O=C(/C=C/c1ccc(Cl)c([N+](=O)[O-])c1)Nc1ccc(N2CCCC2)c(Cl)c1
{#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(/C=C/c1ccc(Cl)c([N+](=O)[O-])c1)Nc1ccc(N2CCCC2)c(Cl)c1
O=C(/C=C/c1ccc(Cl)c([N+](=O)[O-])c1)Nc1ccc(N2CCCC2)c(Cl)c1
(E)-3-(4-chloro-3-nitrophenyl)-N-(3-chloro-4-pyrrolidin-1-ylphenyl)prop-2-enamide