Problem statement: Answer the multiple-choice question.
Query: Which drug has a 0.622\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
(a) COCc1cc(C)nc(SCC(=O)Nc2ccc3c(c2)n(C)c(=O)n3C)c1C#N
(b) O=[N+]([O-])c1cc(F)c(N2CCCC2)cc1N1CCNCC1
(c) Cc1nn(C)c(C(=O)Nc2ccn(C34CC5CC(CC(C5)C3)C4)n2)c1[N+](=O)[O-]
Answer: b. O=[N+]([O-])c1cc(F)c(N2CCCC2)cc1N1CCNCC1
{#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#}
O=[N+]([O-])c1cc(F)c(N2CCCC2)cc1N1CCNCC1
O=[N+]([O-])c1cc(F)c(N2CCCC2)cc1N1CCNCC1
(5-fluoro-2-piperazin-1-yl-4-pyrrolidin-1-ylphenyl)-oxido-oxoazanium