Problem statement: Answer the multiple choice question.
Question: Which compound has a -2.687% 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. Cc1cc(S(=O)(=O)n2cnc3cc([N+](=O)[O-])ccc32)ccc1Cl
b. COc1ccc(N2C(=O)CC(c3cc(OC)c(OC)c(OC)c3)CC2=O)cc1
c. S=c1[nH]nc(-c2cccs2)n1/N=C/c1cn(-c2ccccc2)nc1-c1cccs1
d. COc1cc2c(cc1OC)C1Cc3c(cnn3-c3cccc(Cl)c3)C(=O)N1CC2
Answer: a. Cc1cc(S(=O)(=O)n2cnc3cc([N+](=O)[O-])ccc32)ccc1Cl
{#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#}
Cc1cc(S(=O)(=O)n2cnc3cc([N+](=O)[O-])ccc32)ccc1Cl
Cc1cc(S(=O)(=O)n2cnc3cc([N+](=O)[O-])ccc32)ccc1Cl
1-(4-chloro-3-methylphenyl)sulfonyl-5-nitrobenzimidazole