Problem statement: Answer the MCQ question.
Query: Which drug exhibits a 12.842\% 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.) Brc1ccc(-c2cn3c(n2)SCC3)cc1
b.) O=C(Nc1ccc(N2CCN(C(=O)c3ccco3)CC2)c(Cl)c1)c1cccnc1
Answer: a. Brc1ccc(-c2cn3c(n2)SCC3)cc1
{#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#}
Brc1ccc(-c2cn3c(n2)SCC3)cc1
Brc1ccc(-c2cn3c(n2)SCC3)cc1
6-(4-bromophenyl)-2,3-dihydroimidazo[2,1-b][1,3]thiazole