Task: Answer the MCQ question.
Query: Which drug exhibits a 3.591\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] CSc1ccc(S(=O)(=O)NCC(=O)OC(C)C(=O)NCc2ccccc2)cc1[N+](=O)[O-]
[b] COc1ccccc1Nc1[nH+]c(C)cs1.[Br-]
Answer: b. COc1ccccc1Nc1[nH+]c(C)cs1.[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#}
COc1ccccc1Nc1[nH+]c(C)cs1.[Br-]
COc1ccccc1Nc1[nH+]c(C)cs1.[Br-]
N-(2-methoxyphenyl)-4-methyl-1,3-thiazol-3-ium-2-amine;bromide