Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 6.550\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. CC1CCN(S(=O)(=O)c2cc([N+](=O)[O-])ccc2Cl)CC1
b. O=C(Nc1nc2ccccc2[nH]1)c1ccc(Cl)c(S(=O)(=O)N2CCCC2)c1
c. COc1ccc(Cl)cc1C(=O)NCc1ccco1
Answer: a. CC1CCN(S(=O)(=O)c2cc([N+](=O)[O-])ccc2Cl)CC1
{#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#}
CC1CCN(S(=O)(=O)c2cc([N+](=O)[O-])ccc2Cl)CC1
CC1CCN(S(=O)(=O)c2cc([N+](=O)[O-])ccc2Cl)CC1
1-(2-chloro-5-nitrophenyl)sulfonyl-4-methylpiperidine