Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 9.953\% 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) Nc1ccc(N=Nc2ccc(N)cc2)cc1
b) Cc1ccc(C(=O)N/N=C\c2ccc([N+](=O)[O-])s2)cn1
c) O=C(NCC1CCCO1)c1cc(S(=O)(=O)Nc2ccc(Br)cc2)ccc1Cl
d) Cc1ccc(C(=O)NCCc2nc3ccccc3[nH]2)cc1[N+](=O)[O-]
Answer: a. Nc1ccc(N=Nc2ccc(N)cc2)cc1
{#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#}
Nc1ccc(N=Nc2ccc(N)cc2)cc1
Nc1ccc(N=Nc2ccc(N)cc2)cc1
4-[(4-aminophenyl)diazenyl]aniline