Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 6.393\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] Cc1nn(C(=O)CN2C(=O)c3ccccc3C2=O)c(C)c1Br
[b] Cc1[nH]c2ccccc2c1/C=N/Nc1nncn1N.Cl
Answer: b. Cc1[nH]c2ccccc2c1/C=N/Nc1nncn1N.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#}
Cc1[nH]c2ccccc2c1/C=N/Nc1nncn1N.Cl
Cc1[nH]c2ccccc2c1/C=N/Nc1nncn1N.Cl
3-N-[(E)-(2-methyl-1H-indol-3-yl)methylideneamino]-1,2,4-triazole-3,4-diamine;hydrochloride