Problem statement: Answer the MCQ question.
Question: Which compound exhibits a -26.206\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a O=CN1CCN(C(=O)CC(c2ccccc2)c2cc(Br)ccc2O)CC1
b Cc1ccc(C(=O)Nc2cccc(NC(=O)c3ccc(C)o3)n2)o1
c CN(CC(=O)Nc1ccc(Cl)cc1)C(=O)c1ccc(-n2cncn2)c([N+](=O)[O-])c1
Answer: c. CN(CC(=O)Nc1ccc(Cl)cc1)C(=O)c1ccc(-n2cncn2)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#}
CN(CC(=O)Nc1ccc(Cl)cc1)C(=O)c1ccc(-n2cncn2)c([N+](=O)[O-])c1
CN(CC(=O)Nc1ccc(Cl)cc1)C(=O)c1ccc(-n2cncn2)c([N+](=O)[O-])c1
[5-[[2-(4-chloroanilino)-2-oxoethyl]-methylcarbamoyl]-2-(1,2,4-triazol-1-yl)phenyl]-oxido-oxoazanium