Task: Answer the multiple-choice question.
Query: Which drug exhibits a 13.044\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. COc1ccc(CNS(=O)(=O)c2cc(-c3cc(C)no3)ccc2C)cc1OC
b. O=C(NNC(=O)c1ccc(-n2cncn2)c([N+](=O)[O-])c1)c1ccccc1
c. C=Cn1ccnc1CC(O)c1ccc(OC)cc1
d. O=C(Nc1nccs1)C1CCN(S(=O)(=O)c2c(Cl)cccc2Cl)CC1
Answer: b. O=C(NNC(=O)c1ccc(-n2cncn2)c([N+](=O)[O-])c1)c1ccccc1
{#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#}
O=C(NNC(=O)c1ccc(-n2cncn2)c([N+](=O)[O-])c1)c1ccccc1
O=C(NNC(=O)c1ccc(-n2cncn2)c([N+](=O)[O-])c1)c1ccccc1
N'-benzoyl-3-nitro-4-(1,2,4-triazol-1-yl)benzohydrazide