Task: Answer the MCQ question.
Question: Which compound exhibits a -4.561\% 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 additional words.
Options:
[a] O=C(O)c1sccc1Oc1ccc(F)cc1[N+](=O)[O-]
[b] CCOC(=O)c1ccc(N=Cc2nc3ccccc3n2C)cc1
[c] CCCS(=O)(=O)N1CCN(Cc2ccc3c(c2)c2ccccc2n3CC)CC1.O=C(O)C(=O)O
Answer: a. O=C(O)c1sccc1Oc1ccc(F)cc1[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#}
O=C(O)c1sccc1Oc1ccc(F)cc1[N+](=O)[O-]
O=C(O)c1sccc1Oc1ccc(F)cc1[N+](=O)[O-]
3-(4-fluoro-2-nitrophenoxy)thiophene-2-carboxylicacid