Task: Answer the multiple-choice question.
Query: Which drug exhibits a 19.748\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a.) Nc1ccc(C(=O)OCC(=O)NC(=O)c2ccccc2)cc1[N+](=O)[O-]
b.) O=C(NCc1ccccn1)c1cccc(S(=O)(=O)Nc2ccc(SC(F)F)cc2)c1
Answer: a. Nc1ccc(C(=O)OCC(=O)NC(=O)c2ccccc2)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#}
Nc1ccc(C(=O)OCC(=O)NC(=O)c2ccccc2)cc1[N+](=O)[O-]
Nc1ccc(C(=O)OCC(=O)NC(=O)c2ccccc2)cc1[N+](=O)[O-]
(2-benzamido-2-oxoethyl) 4-amino-3-nitrobenzoate