Task: Answer the MCQ question.
Question: Which compound has a 9.934\% 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. CC1CCCCN1c1nnc(NC(=O)Cn2c(=O)oc3ccccc32)s1
b. CCOc1ccccc1NC(=O)NC1CC2CCCC(C1)N2Cc1nnnn1CCc1ccccc1
c. COc1cc([N+](=O)[O-])ccc1NC(=O)CN1CCCC1
d. COc1ccccc1CNC(=O)C(NS(=O)(=O)c1ccc2c(c1)OCCO2)C(C)C
e. S=c1[nH]nc(COc2ccc(Cl)cc2Cl)n1-c1ccccc1
Answer: c. COc1cc([N+](=O)[O-])ccc1NC(=O)CN1CCCC1
{#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([N+](=O)[O-])ccc1NC(=O)CN1CCCC1
COc1cc([N+](=O)[O-])ccc1NC(=O)CN1CCCC1
N-(2-methoxy-4-nitrophenyl)-2-pyrrolidin-1-ylacetamide