Task: Answer the multiple-choice question.
Query: Which drug has a 6.445\% 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.) COC(=O)c1ccc(CSc2nnc(-c3ccccc3)n2C)o1
b.) COC(=O)c1cc(Br)c(=O)n(Cc2ccco2)c1
Answer: a. COC(=O)c1ccc(CSc2nnc(-c3ccccc3)n2C)o1
{#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#}
COC(=O)c1ccc(CSc2nnc(-c3ccccc3)n2C)o1
COC(=O)c1ccc(CSc2nnc(-c3ccccc3)n2C)o1
methyl 5-[(4-methyl-5-phenyl-1,2,4-triazol-3-yl)sulfanylmethyl]furan-2-carboxylate