Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a -4.523\% 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: Nc1nc(NCc2ccco2)nc(N2CCCCCC2)c1[N+](=O)[O-]
b: CCOc1cc(OCC)cc(C(=O)NCCCN2CCOCC2)c1
Answer: a. Nc1nc(NCc2ccco2)nc(N2CCCCCC2)c1[N+](=O)[O-]
{#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#}
Nc1nc(NCc2ccco2)nc(N2CCCCCC2)c1[N+](=O)[O-]
Nc1nc(NCc2ccco2)nc(N2CCCCCC2)c1[N+](=O)[O-]
6-(azepan-1-yl)-2-N-(furan-2-ylmethyl)-5-nitropyrimidine-2,4-diamine