Task: Answer the multiple choice question.
Query: Which compound exhibits a 2.522\% 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. Cc1cc(C)c(NC(=O)CNC(=O)CSc2nnc(N)s2)c(C)c1
b. Cc1oc2ccc(Br)cc2c(=O)c1-c1nn[nH]n1
Answer: b. Cc1oc2ccc(Br)cc2c(=O)c1-c1nn[nH]n1
{#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#}
Cc1oc2ccc(Br)cc2c(=O)c1-c1nn[nH]n1
Cc1oc2ccc(Br)cc2c(=O)c1-c1nn[nH]n1
6-bromo-2-methyl-3-(2H-tetrazol-5-yl)chromen-4-one