Task: Answer the MCQ question.
Question: Which compound exhibits a 10.391\% 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, c, or d without using any other words.
Options:
a: COc1ccccc1C(=O)NCC(=O)N1CCN(c2ncccn2)CC1
b: COC(=O)C[C@H]1c2ccccc2S(=O)(=O)N1C(C)C
c: O=C(NCCNc1ccc([N+](=O)[O-])cc1Cl)c1ccccc1F
d: Cc1cc(=O)[nH]c(CN2CCOCC2)n1
Answer: c. O=C(NCCNc1ccc([N+](=O)[O-])cc1Cl)c1ccccc1F
{#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(NCCNc1ccc([N+](=O)[O-])cc1Cl)c1ccccc1F
O=C(NCCNc1ccc([N+](=O)[O-])cc1Cl)c1ccccc1F
N-[2-(2-chloro-4-nitroanilino)ethyl]-2-fluorobenzamide