Task: Answer the multiple choice question.
Question: Which drug has a 13.925\% 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 COc1ccc(S(=O)(=O)NCCOc2ccccc2)cc1OC
b CC(C)CNC(=O)CC(=O)NN=C1CCCC1
c CCCCCCCC(=O)NC(Oc1ccccc1[N+](=O)[O-])C(Cl)(Cl)Cl
Answer: b. CC(C)CNC(=O)CC(=O)NN=C1CCCC1
{#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#}
N'-(cyclopentylideneamino)-N-(2-methylpropyl)propanediamide