Task: Answer the multiple choice question.
Query: Which drug exhibits a 10.258\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. CCCCNS(=O)(=O)c1ccc(OC)c(Cl)c1Cl
b. CCCCNc1nc(N(C)c2ccccc2)nc(-n2ccnc2)n1
c. C[n+]1cccc(/C=N/Nc2nc(Cl)c(C#N)c(Cl)c2Cl)c1.[Cl-]
d. COC(=O)c1ccc(NCCc2csc(-c3ccc(C)cc3)n2)c([N+](=O)[O-])c1
Answer: c. C[n+]1cccc(/C=N/Nc2nc(Cl)c(C#N)c(Cl)c2Cl)c1.[Cl-]
{#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#}
2,4,5-trichloro-6-[(2E)-2-[(1-methylpyridin-1-ium-3-yl)methylidene]hydrazinyl]pyridine-3-carbonitrile;chloride