Task: Answer the MCQ question.
Query: Which drug has a -2.424\% 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 c1ccc2c(c1)nc1sccn12
b Cc1nn(CC(=O)O)c(C)c1NC(=O)c1cccs1
Answer: a. c1ccc2c(c1)nc1sccn12
{#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#}
c1ccc2c(c1)nc1sccn12
c1ccc2c(c1)nc1sccn12
[1,3]thiazolo[3,2-a]benzimidazole