Task: Answer the MCQ question.
Question: Which compound exhibits a 7.875\% 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] O=C(O)c1nn(Cc2ncc(-c3cccc(Cl)c3)o2)c(=O)c2ccccc12
[b] Cn1cccc1Cc1nnc(SCC(=O)NCc2ccc3c(c2)OCO3)n1CCc1ccccc1
[c] COc1cc(NC(=O)CN(C)CCOc2ccccc2)c(C)cc1[N+](=O)[O-]
[d] Cc1ccc(S(=O)(=O)NCCC(=O)Nc2ncccc2O)cc1C
Answer: c. COc1cc(NC(=O)CN(C)CCOc2ccccc2)c(C)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#}
COc1cc(NC(=O)CN(C)CCOc2ccccc2)c(C)cc1[N+](=O)[O-]
COc1cc(NC(=O)CN(C)CCOc2ccccc2)c(C)cc1[N+](=O)[O-]
N-(5-methoxy-2-methyl-4-nitrophenyl)-2-[methyl(2-phenoxyethyl)amino]acetamide