Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a 4.117\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a: CCc1ccccc1NC(=O)c1cc(-c2cccs2)on1
b: CCN1CCCC1CNC(=O)c1cc([N+](=O)[O-])c(N(C)C)cc1OC
c: Cc1ccc(C)c(N(C(=O)c2csnn2)C(C(=O)NC2CCCCC2)c2ccccn2)c1
d: Nc1cc[n+](CC(=O)c2ccc3c(c2)OCCO3)cc1.[Br-]
e: COc1ccc(/C=N/NC(=O)Nc2cccc3nsnc23)cc1OC
Answer: d. Nc1cc[n+](CC(=O)c2ccc3c(c2)OCCO3)cc1.[Br-]
{#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#}
Nc1cc[n+](CC(=O)c2ccc3c(c2)OCCO3)cc1.[Br-]
Nc1cc[n+](CC(=O)c2ccc3c(c2)OCCO3)cc1.[Br-]
2-(4-aminopyridin-1-ium-1-yl)-1-(2,3-dihydro-1,4-benzodioxin-6-yl)ethanone;bromide