Task: Answer the multiple-choice question.
Query: Which drug exhibits a 0.193\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
(a) O=C(Nc1ccccc1N1CCN(C(=O)c2ccc(Cl)cc2)CC1)c1ccc2c(c1)OCO2
(b) Cc1cc(N2CCN(C(=O)c3ccco3)CC2)n2nc(C)nc2n1
(c) O=C(COC(=O)COc1ccc2ccccc2c1)NC1CCCc2ccccc21
(d) Nc1c(Cl)cc(C2=NCCn3nc4cc([N+](=O)[O-])ccc4c32)cc1Cl
(e) COc1ccccc1N1CCN(C(=O)CSc2nc(C)c(C)c(=O)[nH]2)CC1
Answer: d. Nc1c(Cl)cc(C2=NCCn3nc4cc([N+](=O)[O-])ccc4c32)cc1Cl
{#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#}
Nc1c(Cl)cc(C2=NCCn3nc4cc([N+](=O)[O-])ccc4c32)cc1Cl
Nc1c(Cl)cc(C2=NCCn3nc4cc([N+](=O)[O-])ccc4c32)cc1Cl
[1-(4-amino-3,5-dichlorophenyl)-3,4-dihydropyrazino[1,2-b]indazol-8-yl]-oxido-oxoazanium