Task: Answer the multiple-choice question.
Question: What is the human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM of a drug with the SMILES Cc1cccc(C(=O)N2CCN(c3ccc([N+](=O)[O-])c(NCc4ccco4)c3)CC2)c1?
Constraint: You must return none, one or more options from a, b, c, d, or e without using any other words.
Options:
a: 16.708
b: 12.792
c: 14.206
d: 2.939
e: 12.292
Answer: d. 2.939\%.
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: What is the {herg_central_at_1uM__names__noun} of a {#compound|drug!} with the {SMILES__description} {SMILES#}?
Constraint: You must return none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{herg_central_at_1uM%SMILES%}
Answer: {%multiple_choice_result}. {herg_central_at_1uM#}{herg_central_at_1uM__units}.
Cc1cccc(C(=O)N2CCN(c3ccc([N+](=O)[O-])c(NCc4ccco4)c3)CC2)c1
Cc1cccc(C(=O)N2CCN(c3ccc([N+](=O)[O-])c(NCc4ccco4)c3)CC2)c1
[C][C][=C][C][=C][C][Branch2][Ring2][O][C][=Branch1][C][=O][N][C][C][N][Branch2][Ring1][O][C][=C][C][=C][Branch1][=Branch1][N+1][=Branch1][C][=O][O-1][C][Branch1][#Branch2][N][C][C][=C][C][=C][O][Ring1][Branch1][=C][Ring1][S][C][C][Ring2][Ring1][=Branch1][=C][Ring2][Ring1][=C]
[4-[3-(furan-2-ylmethylamino)-4-nitrophenyl]piperazin-1-yl]-(3-methylphenyl)methanone