Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a 15.840\% 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, b, or c without using any other words.
Options:
a. Cn1cnc2c1c(=O)n(Cc1ccccc1C#N)c(=O)n2C
b. CN(C)S(=O)(=O)c1ccc(Cl)c(NC(=O)COC(=O)/C=C/c2cnc3ccccc3n2)c1
c. O=C(COc1ccc(S(=O)(=O)N2CCOCC2)cc1)Nc1cccc([N+](=O)[O-])c1
Answer: a. Cn1cnc2c1c(=O)n(Cc1ccccc1C#N)c(=O)n2C
{#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#}
Cn1cnc2c1c(=O)n(Cc1ccccc1C#N)c(=O)n2C
Cn1cnc2c1c(=O)n(Cc1ccccc1C#N)c(=O)n2C
2-[(3,7-dimethyl-2,6-dioxopurin-1-yl)methyl]benzonitrile