Task: Answer the multiple choice question.
Query: Which compound exhibits a 20.031\% 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. Cc1ccc(C(=O)NCCS(=O)(=O)N2CCN(c3ccccc3F)CC2)cc1[N+](=O)[O-]
b. O=c1[nH]c2ccc(Br)cc2c(-c2ccccc2)c1N1CCOCC1
c. Cc1c(OCc2c(Cl)cccc2Cl)c(=O)ccn1-c1ncc(C(F)(F)F)cc1Cl
d. CCOC(=O)c1cnc(-n2nc(C)cc2C)nc1NC(C)c1ccccc1
e. Cc1ccccc1C#N
Answer: a. Cc1ccc(C(=O)NCCS(=O)(=O)N2CCN(c3ccccc3F)CC2)cc1[N+](=O)[O-]
{#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#}
Cc1ccc(C(=O)NCCS(=O)(=O)N2CCN(c3ccccc3F)CC2)cc1[N+](=O)[O-]
Cc1ccc(C(=O)NCCS(=O)(=O)N2CCN(c3ccccc3F)CC2)cc1[N+](=O)[O-]
[C][C][=C][C][=C][Branch2][Ring2][C][C][=Branch1][C][=O][N][C][C][S][=Branch1][C][=O][=Branch1][C][=O][N][C][C][N][Branch1][#Branch2][C][=C][C][=C][C][=C][Ring1][=Branch1][F][C][C][Ring1][=N][C][=C][Ring2][Ring1][O][N+1][=Branch1][C][=O][O-1]
N-[2-[4-(2-fluorophenyl)piperazin-1-yl]sulfonylethyl]-4-methyl-3-nitrobenzamide