Task: Answer the MCQ question.
Question: Which compound has a 6.354\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a CCc1ccc(NC(=O)c2noc3c2CCc2ccccc2-3)cc1
b Brc1ccc2ncnc(NCc3ccccc3)c2c1
Answer: b. Brc1ccc2ncnc(NCc3ccccc3)c2c1
{#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#}
Brc1ccc2ncnc(NCc3ccccc3)c2c1
Brc1ccc2ncnc(NCc3ccccc3)c2c1
N-benzyl-6-bromoquinazolin-4-amine