Task: Answer the multiple choice question.
Question: Which drug exhibits a -62.229\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) Cc1ccc(S(=O)(=O)Nc2cccc(-c3ccc(N4CCCCCC4)nn3)c2)cc1C
(b) Br.CCCCn1c(=N)n(CC(=O)c2ccc(OC)cc2)c2ccccc21
Answer: b. Br.CCCCn1c(=N)n(CC(=O)c2ccc(OC)cc2)c2ccccc21
{#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#}
Br.CCCCn1c(=N)n(CC(=O)c2ccc(OC)cc2)c2ccccc21
Br.CCCCn1c(=N)n(CC(=O)c2ccc(OC)cc2)c2ccccc21
2-(3-butyl-2-iminobenzimidazol-1-yl)-1-(4-methoxyphenyl)ethanone;hydrobromide