Task: Answer the multiple-choice question.
Question: Which compound exhibits a 2.139\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a.) CCOc1ccc(CSC(=N)N)cc1Cl.Cl
b.) COc1ccc(Br)cc1C(=O)Nc1cccc(C)c1C
c.) Cc1ccc(OCC(=O)OCc2c(C)noc2C)cc1C
Answer: b. COc1ccc(Br)cc1C(=O)Nc1cccc(C)c1C
{#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#}
COc1ccc(Br)cc1C(=O)Nc1cccc(C)c1C
COc1ccc(Br)cc1C(=O)Nc1cccc(C)c1C
5-bromo-N-(2,3-dimethylphenyl)-2-methoxybenzamide