Task: Answer the multiple-choice question.
Question: Which drug has a 12.890\% 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 additional words.
Options:
a c1ccc2c(c1)CCN(c1nc3cc4c(cc3s1)OCO4)C2
b CCn1c(C(=O)NCc2ccccn2)cc2sccc21
Answer: a. c1ccc2c(c1)CCN(c1nc3cc4c(cc3s1)OCO4)C2
{#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#}
6-(3,4-dihydro-1H-isoquinolin-2-yl)-[1,3]dioxolo[4,5-f][1,3]benzothiazole