Problem statement: Answer the multiple-choice question.
Question: Which drug has a 3.755\% 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. Cc1ccccc1CNc1ccc(C(CC(N)=O)NC(=O)c2ccccc2)cc1[N+](=O)[O-]
b. COc1cccc(-c2nc(N)nc(SC)c2C#N)c1
Answer: b. COc1cccc(-c2nc(N)nc(SC)c2C#N)c1
{#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#}
COc1cccc(-c2nc(N)nc(SC)c2C#N)c1
COc1cccc(-c2nc(N)nc(SC)c2C#N)c1
2-amino-4-(3-methoxyphenyl)-6-methylsulfanylpyrimidine-5-carbonitrile