Task: Answer the multiple choice question.
Query: Which drug exhibits a 12.943\% 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) COc1ccc(CC(=O)Oc2ccc(Br)cc2F)cc1S(=O)(=O)N1CCOCC1
b) Clc1ccc(-c2c[nH]c3ccccc23)nn1
Answer: b. Clc1ccc(-c2c[nH]c3ccccc23)nn1
{#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#}
Clc1ccc(-c2c[nH]c3ccccc23)nn1
Clc1ccc(-c2c[nH]c3ccccc23)nn1
3-(6-chloropyridazin-3-yl)-1H-indole