Problem statement: Answer the multiple-choice question.
Query: Which drug has a 26.092\% 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] O=C(C(=O)N1CCCC1)c1c[nH]c2ccccc12
[b] C[N+](C)(C)CC#CCN1CCCC1=O.[I-]
Answer: b. C[N+](C)(C)CC#CCN1CCCC1=O.[I-]
{#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#}
C[N+](C)(C)CC#CCN1CCCC1=O.[I-]
C[N+](C)(C)CC#CCN1CCCC1=O.[I-]
trimethyl-[4-(2-oxopyrrolidin-1-yl)but-2-ynyl]azanium;iodide