Problem statement: Answer the MCQ question.
Question: Which compound has a 21.752% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a: CCOC(=O)N1CCN(C(=O)c2cn(C)c3ccc(S(=O)(=O)N4CCC(C)CC4)cc3c2=O)CC1
b: O=C(Nc1nc2cc3c(cc2s1)OCO3)c1cccc(N2C(=O)CCC2=O)c1
c: O=C(NCCc1ccc(Cl)cc1Cl)c1cc([N+](=O)[O-])c[nH]c1=O
Answer: c. O=C(NCCc1ccc(Cl)cc1Cl)c1cc([N+](=O)[O-])c[nH]c1=O
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C(NCCc1ccc(Cl)cc1Cl)c1cc([N+](=O)[O-])c[nH]c1=O
O=C(NCCc1ccc(Cl)cc1Cl)c1cc([N+](=O)[O-])c[nH]c1=O
N-[2-(2,4-dichlorophenyl)ethyl]-5-nitro-2-oxo-1H-pyridine-3-carboxamide