Task: Answer the multiple choice question.
Question: Which compound has a 4.204\% 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) Cc1ccn2cc(-c3cccc([N+](=O)[O-])c3)nc2c1
b) Cc1ccc(N2C(=O)c3ccc(N)cc3C2=O)cc1C
c) Cc1c(NC(=O)CSc2nnc(-c3ccco3)n2-c2ccccc2)c(=O)n(-c2ccccc2)n1C
d) COc1ccc(S(=O)(=O)N2CCN(C(=S)NC3CCCCC3)CC2)cc1
e) CCOC(=O)c1sc2ncn(C(CC)C(=O)OC)c(=O)c2c1C
Answer: a. Cc1ccn2cc(-c3cccc([N+](=O)[O-])c3)nc2c1
{#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#}
Cc1ccn2cc(-c3cccc([N+](=O)[O-])c3)nc2c1
Cc1ccn2cc(-c3cccc([N+](=O)[O-])c3)nc2c1
7-methyl-2-(3-nitrophenyl)imidazo[1,2-a]pyridine