Task: Answer the multiple choice question.
Question: Which compound exhibits a 13.746\% 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] NC(=O)c1ccc[n+](CC(=O)c2ccc(Br)cc2)c1.[Br-]
[b] O=C(CCCN1C(=O)CCC1=O)Nc1ccccc1F
[c] NS(=O)(=O)c1ccc(CNC(=O)C23CC4CC(CC(C4)C2)C3)cc1
[d] CCOc1ccccc1N1CC(C(=O)Nc2ccccc2N2CCOCC2)CC1=O
Answer: a. NC(=O)c1ccc[n+](CC(=O)c2ccc(Br)cc2)c1.[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#}
NC(=O)c1ccc[n+](CC(=O)c2ccc(Br)cc2)c1.[Br-]
NC(=O)c1ccc[n+](CC(=O)c2ccc(Br)cc2)c1.[Br-]
[N][C][=Branch1][C][=O][C][=C][C][=C][N+1][Branch1][P][C][C][=Branch1][C][=O][C][=C][C][=C][Branch1][C][Br][C][=C][Ring1][#Branch1][=C][Ring1][S].[Br-1]
1-[2-(4-bromophenyl)-2-oxoethyl]pyridin-1-ium-3-carboxamide;bromide