Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a -19.754\% 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) CCN1CCCC1CNC(=O)c1ccc(Sc2ccc(F)cc2)c([N+](=O)[O-])c1
b) CN(C)/C=N/c1nccc(-c2cccs2)n1
c) CC(=O)Nc1cccc(NC(=O)CSc2nnc(Cc3cccn3C)n2-c2ccc(C)cc2)c1
Answer: a. CCN1CCCC1CNC(=O)c1ccc(Sc2ccc(F)cc2)c([N+](=O)[O-])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#}
CCN1CCCC1CNC(=O)c1ccc(Sc2ccc(F)cc2)c([N+](=O)[O-])c1
CCN1CCCC1CNC(=O)c1ccc(Sc2ccc(F)cc2)c([N+](=O)[O-])c1
N-[(1-ethylpyrrolidin-2-yl)methyl]-4-(4-fluorophenyl)sulfanyl-3-nitrobenzamide