Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a -0.135\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a: CCCCCn1c(=NC(C)=O)c(C#N)cc2c(=O)n3ccccc3nc21
b: COCc1[nH][nH]c(=O)c1C=Nc1ccc(Oc2ccccc2)cc1
c: S=c1[nH]nc(-c2cc(-c3ccsc3)n[nH]2)n1-c1ccccc1
Answer: b. COCc1[nH][nH]c(=O)c1C=Nc1ccc(Oc2ccccc2)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#}
COCc1[nH][nH]c(=O)c1C=Nc1ccc(Oc2ccccc2)cc1
COCc1[nH][nH]c(=O)c1C=Nc1ccc(Oc2ccccc2)cc1
5-(methoxymethyl)-4-[(4-phenoxyphenyl)iminomethyl]-1,2-dihydropyrazol-3-one