Problem statement: Answer the MCQ question.
Question: Which drug has a 31.214\% 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 other words.
Options:
a: Cc1ccc(-n2ncc(-c3nnc(SCC(=O)NC4CCCC4)o3)c2N)cc1C
b: CCSc1nc(C)c(CCOc2cccc(C)c2)c(=O)[nH]1
c: O=C(C[n+]1ccccc1)N/N=C/c1ccccc1[N+](=O)[O-].[Cl-]
d: Nc1c(C(=O)NCc2ccccc2)c2nc3ccccc3nc2n1-c1ccc2c(c1)OCO2
e: O=C(NC1CCCc2ccccc21)c1ccc(=O)[nH]c1
Answer: c. O=C(C[n+]1ccccc1)N/N=C/c1ccccc1[N+](=O)[O-].[Cl-]
{#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(C[n+]1ccccc1)N/N=C/c1ccccc1[N+](=O)[O-].[Cl-]
O=C(C[n+]1ccccc1)N/N=C/c1ccccc1[N+](=O)[O-].[Cl-]
N-[(E)-(2-nitrophenyl)methylideneamino]-2-pyridin-1-ium-1-ylacetamide;chloride