Problem statement: Answer the MCQ question.
Question: Which compound exhibits a 15.766\% 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, d, or e without using any additional words.
Options:
(a) CCC(=O)N1CCc2cc(OC)c(OC)cc2C1COc1ccc(F)cc1
(b) O=C(COc1ccccc1)NCC(c1ccco1)N1CCN(c2ccccc2)CC1
(c) CC(=O)C1=C(O)C(=O)N(CCC(=O)O)C1c1ccccc1[N+](=O)[O-]
(d) O=c1oc(-c2cccc(C(F)(F)F)c2)nn1-c1ccc(C(F)(F)F)cn1
(e) O=C(COC(=O)c1ccc(Cl)nc1)NC(=O)c1ccc(OC(F)F)cc1
Answer: c. CC(=O)C1=C(O)C(=O)N(CCC(=O)O)C1c1ccccc1[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#}
CC(=O)C1=C(O)C(=O)N(CCC(=O)O)C1c1ccccc1[N+](=O)[O-]
CC(=O)C1=C(O)C(=O)N(CCC(=O)O)C1c1ccccc1[N+](=O)[O-]
3-[3-acetyl-4-hydroxy-2-(2-nitrophenyl)-5-oxo-2H-pyrrol-1-yl]propanoic acid