Task: Answer the multiple-choice question.
Query: Which drug exhibits a 19.058\% 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) Nc1cc[n+](CC(=O)c2ccccc2)cc1.[Br-]
b) O=C(CSC1c2ccccc2-c2ccccc21)N/N=C/c1ccccc1C(=O)O
c) CC1(CC(=O)O)SC(=O)NC1=O
d) CN(C(=O)Cn1c(=O)oc2cc(S(=O)(=O)N3CCCC3)ccc21)C1CCCCC1
Answer: a. Nc1cc[n+](CC(=O)c2ccccc2)cc1.[Br-]
{#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#}
Nc1cc[n+](CC(=O)c2ccccc2)cc1.[Br-]
Nc1cc[n+](CC(=O)c2ccccc2)cc1.[Br-]
2-(4-aminopyridin-1-ium-1-yl)-1-phenylethanone;bromide