Task: Answer the multiple choice question.
Query: Which compound exhibits a 12.671\% 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 other words.
Options:
a.) CNC(=S)NCc1ccc2[nH]c(C)cc2c1
b.) CC(=O)OC(C)C[N+](C)(C)C.[Cl-]
Answer: b. CC(=O)OC(C)C[N+](C)(C)C.[Cl-]
{#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#}
CC(=O)OC(C)C[N+](C)(C)C.[Cl-]
CC(=O)OC(C)C[N+](C)(C)C.[Cl-]
2-acetyloxypropyl(trimethyl)azanium;chloride