Task: Answer the multiple-choice question.
Question: Which drug exhibits a 3.327\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a O=C(NCCc1ccc(F)cc1)c1ccc(S(=O)(=O)N2CCCC2)cc1
b CC(C)OC(=O)Cn1nc(C(c2ccccc2)c2ccccc2)oc1=O
c O=C(CN(Cc1ccccc1)C(=O)c1cccc([N+](=O)[O-])c1)Nc1c(Cl)cc(Cl)cc1Cl
d NS(=O)(=O)c1ccc(CNC(=O)c2cc(-c3ccccn3)nc3ccc(Cl)cc23)cc1
e CC(=O)c1ccc(S(=O)(=O)N2CCNCC2)cc1.Cl
Answer: c. O=C(CN(Cc1ccccc1)C(=O)c1cccc([N+](=O)[O-])c1)Nc1c(Cl)cc(Cl)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#}
O=C(CN(Cc1ccccc1)C(=O)c1cccc([N+](=O)[O-])c1)Nc1c(Cl)cc(Cl)cc1Cl
O=C(CN(Cc1ccccc1)C(=O)c1cccc([N+](=O)[O-])c1)Nc1c(Cl)cc(Cl)cc1Cl
N-benzyl-3-nitro-N-[2-oxo-2-(2,4,6-trichloroanilino)ethyl]benzamide