Task: Answer the multiple-choice question.
Question: Which drug exhibits a 2.618\% 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: COc1ccc(C2=NS(=O)(=O)N(C)C(C(=O)N3CCc4ccccc4C3)=C2)cc1OC
b: CC(C#N)Sc1nc2ccccc2c(=O)n1-c1ccccc1
Answer: b. CC(C#N)Sc1nc2ccccc2c(=O)n1-c1ccccc1
{#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(C#N)Sc1nc2ccccc2c(=O)n1-c1ccccc1
CC(C#N)Sc1nc2ccccc2c(=O)n1-c1ccccc1
2-(4-oxo-3-phenylquinazolin-2-yl)sulfanylpropanenitrile