Task: Answer the MCQ question.
Query: Which drug has a 16.776% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a. Cc1cccc(-c2noc(-c3ccc(Cl)cc3[N+](=O)[O-])n2)c1
b. O=Cc1cn(-c2ccccc2)nc1-c1cc2ccccc2oc1=O
c. Cc1ccc(C(=O)NNC(=O)C2CCCN(c3ncccn3)C2)cc1
d. COc1ccc(/C=N\NC(=O)/C(=C\Nc2nccc(C)n2)NC(=O)c2ccccc2)cc1
e. Cc1ccnc(NC(=O)C2CCN(S(=O)(=O)c3c(C)c(C)cc(C)c3C)CC2)c1
Answer: a. Cc1cccc(-c2noc(-c3ccc(Cl)cc3[N+](=O)[O-])n2)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#}
Cc1cccc(-c2noc(-c3ccc(Cl)cc3[N+](=O)[O-])n2)c1
Cc1cccc(-c2noc(-c3ccc(Cl)cc3[N+](=O)[O-])n2)c1
5-(4-chloro-2-nitrophenyl)-3-(3-methylphenyl)-1,2,4-oxadiazole